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Subject: [Boost-commit] svn:boost r77517 - in trunk: boost libs/conversion/doc libs/conversion/perf libs/conversion/test
From: antoshkka_at_[hidden]
Date: 2012-03-24 15:35:20


Author: apolukhin
Date: 2012-03-24 15:35:19 EDT (Sat, 24 Mar 2012)
New Revision: 77517
URL: http://svn.boost.org/trac/boost/changeset/77517

Log:
Fixes #6663 (much more optimizations for iterator_range, updated documentation and performance test results)
Added:
   trunk/libs/conversion/test/lexical_cast_iterator_range_test.cpp (contents, props changed)
Text files modified:
   trunk/boost/lexical_cast.hpp | 108 ++++
   trunk/libs/conversion/doc/lexical_cast.qbk | 802 ++++++++++++++++++++++-----------------
   trunk/libs/conversion/perf/performance_test.cpp | 15
   trunk/libs/conversion/test/Jamfile.v2 | 1
   4 files changed, 564 insertions(+), 362 deletions(-)

Modified: trunk/boost/lexical_cast.hpp
==============================================================================
--- trunk/boost/lexical_cast.hpp (original)
+++ trunk/boost/lexical_cast.hpp 2012-03-24 15:35:19 EDT (Sat, 24 Mar 2012)
@@ -72,6 +72,7 @@
 #include <boost/static_assert.hpp>
 #include <boost/detail/lcast_precision.hpp>
 #include <boost/detail/workaround.hpp>
+#include <boost/range/iterator_range_core.hpp>
 #if !defined(__SUNPRO_CC)
 #include <boost/container/container_fwd.hpp>
 #endif // !defined(__SUNPRO_CC)
@@ -166,6 +167,18 @@
     };
 
 #ifndef BOOST_NO_TEMPLATE_PARTIAL_SPECIALIZATION
+ template<typename CharT>
+ struct stream_char<iterator_range<CharT*> >
+ {
+ typedef BOOST_DEDUCED_TYPENAME stream_char<CharT>::type type;
+ };
+
+ template<typename CharT>
+ struct stream_char<iterator_range<const CharT*> >
+ {
+ typedef BOOST_DEDUCED_TYPENAME stream_char<CharT>::type type;
+ };
+
     template<class CharT, class Traits, class Alloc>
     struct stream_char< std::basic_string<CharT,Traits,Alloc> >
     {
@@ -1225,7 +1238,7 @@
             bool shl_char(T ch)
             {
                 BOOST_STATIC_ASSERT_MSG(( sizeof(T) <= sizeof(CharT)) ,
- "boost::lexical_cast does not support conversions from whar_t to char types."
+ "boost::lexical_cast does not support conversions from wchar_t to char types."
                     "Use boost::locale instead" );
 #ifndef BOOST_LEXICAL_CAST_ASSUME_C_LOCALE
                 std::locale loc;
@@ -1397,6 +1410,52 @@
                 return true;
             }
 
+ bool operator<<(const iterator_range<CharT*>& rng)
+ {
+ start = rng.begin();
+ finish = rng.end();
+ return true;
+ }
+
+ bool operator<<(const iterator_range<const CharT*>& rng)
+ {
+ start = const_cast<CharT*>(rng.begin());
+ finish = const_cast<CharT*>(rng.end());
+ return true;
+ }
+
+ bool operator<<(const iterator_range<const signed char*>& rng)
+ {
+ return (*this) << iterator_range<char*>(
+ const_cast<char*>(reinterpret_cast<const char*>(rng.begin())),
+ const_cast<char*>(reinterpret_cast<const char*>(rng.end()))
+ );
+ }
+
+ bool operator<<(const iterator_range<const unsigned char*>& rng)
+ {
+ return (*this) << iterator_range<char*>(
+ const_cast<char*>(reinterpret_cast<const char*>(rng.begin())),
+ const_cast<char*>(reinterpret_cast<const char*>(rng.end()))
+ );
+ }
+
+ bool operator<<(const iterator_range<signed char*>& rng)
+ {
+ return (*this) << iterator_range<char*>(
+ reinterpret_cast<char*>(rng.begin()),
+ reinterpret_cast<char*>(rng.end())
+ );
+ }
+
+ bool operator<<(const iterator_range<unsigned char*>& rng)
+ {
+ return (*this) << iterator_range<char*>(
+ reinterpret_cast<char*>(rng.begin()),
+ reinterpret_cast<char*>(rng.end())
+ );
+ }
+
             bool operator<<(char ch) { return shl_char(ch); }
             bool operator<<(unsigned char ch) { return ((*this) << static_cast<char>(ch)); }
             bool operator<<(signed char ch) { return ((*this) << static_cast<char>(ch)); }
@@ -1572,7 +1631,7 @@
             inline bool shr_xchar(T& output)
             {
                 BOOST_STATIC_ASSERT_MSG(( sizeof(CharT) == sizeof(T) ),
- "boost::lexical_cast does not support conversions from whar_t to char types."
+ "boost::lexical_cast does not support conversions from wchar_t to char types."
                     "Use boost::locale instead" );
                 bool const ok = (finish - start == 1);
                 if(ok) {
@@ -1801,6 +1860,24 @@
             );
         };
 
+ template <typename T>
+ struct is_char_iterator_range
+ {
+ BOOST_STATIC_CONSTANT(bool, value = false );
+ };
+
+ template <typename CharT>
+ struct is_char_iterator_range<iterator_range<CharT*> >
+ {
+ BOOST_STATIC_CONSTANT(bool, value = (is_char_or_wchar<CharT>::value) );
+ };
+
+ template <typename CharT>
+ struct is_char_iterator_range<iterator_range<const CharT*> >
+ {
+ BOOST_STATIC_CONSTANT(bool, value = (is_char_or_wchar<CharT>::value) );
+ };
+
         template<typename Target, typename Source>
         struct is_arithmetic_and_not_xchars
         {
@@ -1889,10 +1966,10 @@
             static inline Target lexical_cast_impl(const Source& arg)
             {
                 typedef BOOST_DEDUCED_TYPENAME detail::array_to_pointer_decay<Source>::type src;
-
+ typedef BOOST_DEDUCED_TYPENAME detail::stream_char<Target>::type target_char_t;
+ typedef BOOST_DEDUCED_TYPENAME detail::stream_char<src>::type src_char_type;
                 typedef BOOST_DEDUCED_TYPENAME detail::widest_char<
- BOOST_DEDUCED_TYPENAME detail::stream_char<Target>::type
- , BOOST_DEDUCED_TYPENAME detail::stream_char<src>::type
+ target_char_t, src_char_type
>::type char_type;
 
                 typedef detail::lcast_src_length<src> lcast_src_length;
@@ -1903,7 +1980,8 @@
                 typedef BOOST_DEDUCED_TYPENAME
                     deduce_char_traits<char_type,Target,Source>::type traits;
 
- typedef BOOST_DEDUCED_TYPENAME remove_pointer<src >::type removed_ptr_t;
+ typedef BOOST_DEDUCED_TYPENAME remove_pointer<src>::type removed_ptr_t_1;
+ typedef BOOST_DEDUCED_TYPENAME remove_cv<removed_ptr_t_1>::type removed_ptr_t;
 
                 // is_char_types_match variable value can be computed via
                 // sizeof(char_type) == sizeof(removed_ptr_t). But when
@@ -1914,12 +1992,12 @@
                     ::boost::type_traits::ice_and<
                         ::boost::type_traits::ice_eq<sizeof(char_type), sizeof(char) >::value,
                         ::boost::type_traits::ice_or<
- ::boost::is_same<char, removed_ptr_t>::value,
- ::boost::is_same<unsigned char, removed_ptr_t>::value,
- ::boost::is_same<signed char, removed_ptr_t>::value
+ ::boost::is_same<char, src_char_type>::value,
+ ::boost::is_same<unsigned char, src_char_type>::value,
+ ::boost::is_same<signed char, src_char_type>::value
>::value
>::value,
- is_same<char_type, removed_ptr_t>::value
+ is_same<char_type, src_char_type>::value
>::value);
 
                 const bool requires_stringbuf =
@@ -1928,14 +2006,18 @@
                                  is_stdstring<src >::value,
                                  is_arithmetic<src >::value,
                                  ::boost::type_traits::ice_and<
- is_pointer<src >::value,
- is_char_or_wchar<removed_ptr_t >::value,
+ is_char_iterator_range<src >::value,
+ is_char_types_match
+ >::value,
+ ::boost::type_traits::ice_and<
+ is_pointer<src>::value,
+ is_char_or_wchar<removed_ptr_t>::value,
                                      is_char_types_match
>::value
>::value
                         );
 
- detail::lexical_stream_limited_src<char_type,traits, requires_stringbuf >
+ detail::lexical_stream_limited_src<char_type, traits, requires_stringbuf >
                         interpreter(buf, buf + src_len);
 
                 Target result;

Modified: trunk/libs/conversion/doc/lexical_cast.qbk
==============================================================================
--- trunk/libs/conversion/doc/lexical_cast.qbk (original)
+++ trunk/libs/conversion/doc/lexical_cast.qbk 2012-03-24 15:35:19 EDT (Sat, 24 Mar 2012)
@@ -115,6 +115,55 @@
 
 [endsect]
 
+[section Tuning classes for fast lexical conversions]
+Because of `boost::lexical_cast` optimizations for `boost::iterator_range<character_type*>`, it is possibile to make very fast lexical conversions for non zero terminated strings, substrings and user-defined classes.
+
+Consider the following example:
+``
+ class example_class {
+ char non_zero_terminated_data[10];
+ std::size_t data_length;
+
+ public:
+ example_class();
+ void fill_data();
+
+ const char* data() const {
+ return non_zero_terminated_data;
+ }
+
+ std::size_t length() const {
+ return data_length;
+ }
+ };
+
+ inline std::ostream& operator << (std::ostream& ostr, const example_class& rhs) {
+ return ostr << boost::make_iterator_range(rhs.data(), rhs.data() + rhs.length());
+ }
+``
+
+This is a good generic solution for most use cases.
+But we can make it even faster for some performance critical applications. During conversion, we loose speed at:
+
+* `std::basic_ostream<CharT>` construction (it makes some heap allocations)
+* `operator <<` (it copyies one by one all the symbols to an instance of `std::basic_ostream<CharT>`)
+* `std::basic_ostream<CharT>` destruction (it makes some heap deallocations)
+
+We can avoid all of this, by specifieng an overload for `boost::lexical_cast`:
+``
+namespace boost {
+ template <class OutT>
+ OutT lexical_cast(const example_class& rhs) {
+ return boost::lexical_cast<OutT>(
+ boost::make_iterator_range(rhs.data(), rhs.data() + rhs.length())
+ );
+ }
+}
+``
+Now `boost::lexical_cast<some_type>(example_class_instance)` conversions won't copy data and construct heavy STL stream objects. See [link boost_lexical_cast.performance Performance] section for info on `boost::iterator_range` conversion performance.
+[endsect]
+
+
 [section Frequently Asked Questions]
 
 * [*Question:] Why does `lexical_cast<int8_t>("127")` throw `bad_lexical_cast`?
@@ -175,6 +224,9 @@
 , `"-inf"` (case insensitive) strings to get NaN and Inf values. `boost::lexical_cast<string>` outputs `"-nan"`, `"nan"`,
 `"inf"`, `"-inf"` strings, when has NaN or Inf input values.
 
+* [*Question:] What is the fastest way to convert a non zero terminated string or a substring using `boost::lexical_cast`?
+ * [*Answer:] Use `boost::iterator_range` for conversion. For example, if you whant to convert to `int` two characters from a string `str`, you shall write `lexacal_cast<int>(make_iterator_range(str.c_str(), str.c_str() + 2));`.
+
 [endsect]
 
 [section Changes]
@@ -182,7 +234,8 @@
   
     * `boost::bad_lexical_cast` exception is now globaly visible and can be catched even if code is compiled with -fvisibility=hidden.
     * Now it is possible to compile library with disabled exceptions.
-
+ * Better performance, less memory usage and bugfixes for `boost::iterator_range<character_type*>` conversions.
+
 * [*boost 1.49.0 :]
   
     * Restored work with typedefed wchar_t (compilation flag /Zc:wchar_t- for Visual Studio).
@@ -267,364 +320,415 @@
 
 [/ BEGIN of section, generated by performance measuring program ]
 
-[section clang-linux-2.8][table:id Performance Table (clang-linux-2.8)
+[section Clang version 2.9 (tags/RELEASE_29/final)]
+[table:id Performance Table ( Clang version 2.9 (tags/RELEASE_29/final))
 [[From->To] [lexical_cast] [std::stringstream with construction] [std::stringstream without construction][scanf/printf]]
-[[ string->char ][ !!! *<1* !!! ][ 148 ][ 14 ][ 12 ]]
-[[ string->signed char ][ !!! *<1* !!! ][ 97 ][ 8 ][ 7 ]]
-[[ string->unsigned char ][ !!! *<1* !!! ][ 90 ][ 8 ][ 13 ]]
-[[ string->int ][ !!! *4* !!! ][ 102 ][ 19 ][ 15 ]]
-[[ string->short ][ !!! *4* !!! ][ 105 ][ 20 ][ 15 ]]
-[[ string->long int ][ !!! *4* !!! ][ 105 ][ 19 ][ 15 ]]
-[[ string->long long ][ !!! *4* !!! ][ 115 ][ 19 ][ 14 ]]
-[[ string->unsigned int ][ !!! *4* !!! ][ 102 ][ 18 ][ 14 ]]
-[[ string->unsigned short ][ !!! *4* !!! ][ 101 ][ 19 ][ 15 ]]
-[[ string->unsigned long int ][ !!! *3* !!! ][ 107 ][ 20 ][ 14 ]]
-[[ string->unsigned long long ][ !!! *3* !!! ][ 103 ][ 20 ][ 14 ]]
-[[ string->bool ][ !!! *<1* !!! ][ 97 ][ 16 ][ 8 ]]
-[[ string->float ][ !!! *21* !!! ][ 170 ][ 61 ][ 32 ]]
-[[ string->double ][ !!! *18* !!! ][ 206 ][ 93 ][ 58 ]]
-[[ string->long double ][ 135 ][ 221 ][ 94 ][ !!! *57* !!! ]]
-[[ char->string ][ !!! *7* !!! ][ 100 ][ 17 ][ 13 ]]
-[[ unsigned char->string ][ !!! *7* !!! ][ 99 ][ 18 ][ 16 ]]
-[[ signed char->string ][ !!! *7* !!! ][ 101 ][ 17 ][ 12 ]]
-[[ int->string ][ !!! *13* !!! ][ 110 ][ 23 ][ 15 ]]
-[[ short->string ][ !!! *13* !!! ][ 112 ][ 24 ][ 18 ]]
-[[ long int->string ][ !!! *13* !!! ][ 119 ][ 23 ][ 17 ]]
-[[ long long->string ][ !!! *13* !!! ][ 110 ][ 23 ][ 18 ]]
-[[ unsigned int->string ][ !!! *14* !!! ][ 113 ][ 24 ][ 17 ]]
-[[ unsigned short->string ][ !!! *13* !!! ][ 108 ][ 24 ][ 17 ]]
-[[ unsigned long int->string ][ !!! *13* !!! ][ 109 ][ 24 ][ 16 ]]
-[[ unsigned long long->string ][ !!! *13* !!! ][ 110 ][ 23 ][ 17 ]]
-[[ bool->string ][ !!! *7* !!! ][ 105 ][ 24 ][ 12 ]]
-[[ float->string ][ 70 ][ 192 ][ 94 ][ !!! *49* !!! ]]
-[[ double->string ][ 106 ][ 217 ][ 122 ][ !!! *76* !!! ]]
-[[ long double->string ][ 120 ][ 219 ][ 123 ][ !!! *80* !!! ]]
-[[ char*->char ][ !!! *2* !!! ][ 90 ][ 9 ][ 8 ]]
-[[ char*->signed char ][ !!! *2* !!! ][ 87 ][ 10 ][ 7 ]]
-[[ char*->unsigned char ][ !!! *3* !!! ][ 90 ][ 10 ][ 13 ]]
-[[ char*->int ][ !!! *6* !!! ][ 107 ][ 21 ][ 15 ]]
-[[ char*->short ][ !!! *6* !!! ][ 110 ][ 19 ][ 14 ]]
-[[ char*->long int ][ !!! *6* !!! ][ 103 ][ 19 ][ 14 ]]
-[[ char*->long long ][ !!! *7* !!! ][ 104 ][ 20 ][ 15 ]]
-[[ char*->unsigned int ][ !!! *6* !!! ][ 101 ][ 20 ][ 15 ]]
-[[ char*->unsigned short ][ !!! *7* !!! ][ 100 ][ 20 ][ 14 ]]
-[[ char*->unsigned long int ][ !!! *6* !!! ][ 105 ][ 22 ][ 15 ]]
-[[ char*->unsigned long long ][ !!! *7* !!! ][ 106 ][ 21 ][ 14 ]]
-[[ char*->bool ][ !!! *2* !!! ][ 99 ][ 18 ][ 7 ]]
-[[ char*->float ][ !!! *22* !!! ][ 159 ][ 67 ][ 33 ]]
-[[ char*->double ][ !!! *20* !!! ][ 205 ][ 94 ][ 58 ]]
-[[ char*->long double ][ 140 ][ 214 ][ 95 ][ !!! *58* !!! ]]
-[[ unsigned char*->char ][ !!! *2* !!! ][ 92 ][ 9 ][ 7 ]]
-[[ unsigned char*->signed char ][ !!! *2* !!! ][ 89 ][ 10 ][ 7 ]]
-[[ unsigned char*->unsigned char ][ !!! *2* !!! ][ 89 ][ 10 ][ 14 ]]
-[[ unsigned char*->int ][ !!! *6* !!! ][ 104 ][ 20 ][ 14 ]]
-[[ unsigned char*->short ][ !!! *6* !!! ][ 106 ][ 21 ][ 14 ]]
-[[ unsigned char*->long int ][ !!! *6* !!! ][ 105 ][ 19 ][ 14 ]]
-[[ unsigned char*->long long ][ !!! *6* !!! ][ 106 ][ 20 ][ 15 ]]
-[[ unsigned char*->unsigned int ][ !!! *7* !!! ][ 105 ][ 19 ][ 14 ]]
-[[ unsigned char*->unsigned short ][ !!! *6* !!! ][ 103 ][ 19 ][ 14 ]]
-[[ unsigned char*->unsigned long int ][ !!! *6* !!! ][ 106 ][ 19 ][ 14 ]]
-[[ unsigned char*->unsigned long long ][ !!! *6* !!! ][ 104 ][ 21 ][ 15 ]]
-[[ unsigned char*->bool ][ !!! *2* !!! ][ 102 ][ 18 ][ 7 ]]
-[[ unsigned char*->float ][ !!! *23* !!! ][ 160 ][ 66 ][ 32 ]]
-[[ unsigned char*->double ][ !!! *20* !!! ][ 201 ][ 95 ][ 58 ]]
-[[ unsigned char*->long double ][ 144 ][ 221 ][ 95 ][ !!! *60* !!! ]]
-[[ unsigned char*->string ][ !!! *12* !!! ][ 104 ][ 23 ][ --- ]]
-[[ signed char*->char ][ !!! *2* !!! ][ 90 ][ 9 ][ 7 ]]
-[[ signed char*->signed char ][ !!! *2* !!! ][ 89 ][ 9 ][ 7 ]]
-[[ signed char*->unsigned char ][ !!! *2* !!! ][ 89 ][ 10 ][ 13 ]]
-[[ signed char*->int ][ !!! *6* !!! ][ 106 ][ 19 ][ 15 ]]
-[[ signed char*->short ][ !!! *6* !!! ][ 107 ][ 20 ][ 15 ]]
-[[ signed char*->long int ][ !!! *6* !!! ][ 103 ][ 19 ][ 14 ]]
-[[ signed char*->long long ][ !!! *6* !!! ][ 103 ][ 19 ][ 14 ]]
-[[ signed char*->unsigned int ][ !!! *6* !!! ][ 101 ][ 19 ][ 15 ]]
-[[ signed char*->unsigned short ][ !!! *6* !!! ][ 101 ][ 19 ][ 16 ]]
-[[ signed char*->unsigned long int ][ !!! *6* !!! ][ 105 ][ 22 ][ 15 ]]
-[[ signed char*->unsigned long long ][ !!! *6* !!! ][ 104 ][ 21 ][ 15 ]]
-[[ signed char*->bool ][ !!! *2* !!! ][ 100 ][ 18 ][ 7 ]]
-[[ signed char*->float ][ !!! *23* !!! ][ 161 ][ 62 ][ 32 ]]
-[[ signed char*->double ][ !!! *20* !!! ][ 207 ][ 102 ][ 57 ]]
-[[ signed char*->long double ][ 144 ][ 216 ][ 96 ][ !!! *63* !!! ]]
-[[ signed char*->string ][ !!! *12* !!! ][ 104 ][ 23 ][ --- ]]
-[[ int->int ][ !!! *<1* !!! ][ 110 ][ 22 ][ --- ]]
-[[ float->double ][ !!! *<1* !!! ][ 223 ][ 113 ][ --- ]]
-[[ double->double ][ !!! *<1* !!! ][ 227 ][ 111 ][ --- ]]
-[[ int->int ][ !!! *<1* !!! ][ 231 ][ 122 ][ --- ]]
-[[ int->int ][ !!! *<1* !!! ][ 229 ][ 121 ][ --- ]]
-[[ char->unsigned char ][ !!! *<1* !!! ][ 90 ][ 8 ][ --- ]]
-[[ char->signed char ][ !!! *<1* !!! ][ 88 ][ 8 ][ --- ]]
-[[ unsigned char->char ][ !!! *<1* !!! ][ 89 ][ 8 ][ --- ]]
-[[ signed char->char ][ !!! *<1* !!! ][ 91 ][ 9 ][ --- ]]
+ [[ string->char ][ !!! *<1* !!! ][ 319 ][ 17 ][ 16 ]]
+ [[ string->signed char ][ !!! *<1* !!! ][ 192 ][ 16 ][ 9 ]]
+ [[ string->unsigned char ][ !!! *<1* !!! ][ 142 ][ 9 ][ 9 ]]
+ [[ string->int ][ !!! *7* !!! ][ 109 ][ 21 ][ 16 ]]
+ [[ string->short ][ !!! *6* !!! ][ 113 ][ 21 ][ 15 ]]
+ [[ string->long int ][ !!! *7* !!! ][ 110 ][ 22 ][ 15 ]]
+ [[ string->long long ][ !!! *7* !!! ][ 112 ][ 23 ][ 17 ]]
+ [[ string->unsigned int ][ !!! *6* !!! ][ 107 ][ 19 ][ 14 ]]
+ [[ string->unsigned short ][ !!! *6* !!! ][ 106 ][ 18 ][ 16 ]]
+ [[ string->unsigned long int ][ !!! *7* !!! ][ 108 ][ 20 ][ 15 ]]
+ [[ string->unsigned long long ][ !!! *7* !!! ][ 109 ][ 22 ][ 15 ]]
+ [[ string->float ][ !!! *14* !!! ][ 204 ][ 81 ][ 43 ]]
+ [[ string->double ][ !!! *24* !!! ][ 244 ][ 74 ][ 45 ]]
+ [[ string->long double ][ 121 ][ 170 ][ 62 ][ !!! *38* !!! ]]
+ [[ string->string ][ !!! *1* !!! ][ 124 ][ 25 ][ --- ]]
+ [[ string->container::string ][ !!! *3* !!! ][ 121 ][ 28 ][ --- ]]
+ [[ string->char ][ 6 ][ 115 ][ 26 ][ !!! *6* !!! ]]
+ [[ string->signed char ][ !!! *6* !!! ][ 115 ][ 23 ][ 21 ]]
+ [[ string->unsigned char ][ !!! *6* !!! ][ 113 ][ 25 ][ 22 ]]
+ [[ int->string ][ !!! *12* !!! ][ 128 ][ 29 ][ 19 ]]
+ [[ short->string ][ !!! *12* !!! ][ 128 ][ 29 ][ 21 ]]
+ [[ long int->string ][ !!! *12* !!! ][ 132 ][ 29 ][ 21 ]]
+ [[ long long->string ][ !!! *12* !!! ][ 127 ][ 29 ][ 22 ]]
+ [[ unsigned int->string ][ !!! *12* !!! ][ 137 ][ 33 ][ 19 ]]
+ [[ unsigned short->string ][ !!! *12* !!! ][ 137 ][ 31 ][ 20 ]]
+ [[ unsigned long int->string ][ !!! *12* !!! ][ 136 ][ 30 ][ 21 ]]
+ [[ unsigned long long->string ][ !!! *12* !!! ][ 128 ][ 27 ][ 23 ]]
+ [[ float->string ][ 51 ][ 187 ][ 82 ][ !!! *44* !!! ]]
+ [[ double->string ][ 56 ][ 190 ][ 83 ][ !!! *42* !!! ]]
+ [[ long double->string ][ 69 ][ 208 ][ 90 ][ !!! *54* !!! ]]
+ [[ char*->char ][ !!! *<1* !!! ][ 138 ][ 18 ][ 8 ]]
+ [[ char*->signed char ][ !!! *8* !!! ][ 126 ][ 10 ][ 9 ]]
+ [[ char*->unsigned char ][ !!! *<1* !!! ][ 98 ][ 9 ][ 9 ]]
+ [[ char*->int ][ !!! *8* !!! ][ 113 ][ 22 ][ 15 ]]
+ [[ char*->short ][ !!! *7* !!! ][ 113 ][ 22 ][ 17 ]]
+ [[ char*->long int ][ !!! *8* !!! ][ 111 ][ 23 ][ 15 ]]
+ [[ char*->long long ][ !!! *9* !!! ][ 112 ][ 24 ][ 18 ]]
+ [[ char*->unsigned int ][ !!! *8* !!! ][ 113 ][ 20 ][ 15 ]]
+ [[ char*->unsigned short ][ !!! *8* !!! ][ 113 ][ 20 ][ 15 ]]
+ [[ char*->unsigned long int ][ !!! *8* !!! ][ 112 ][ 21 ][ 16 ]]
+ [[ char*->unsigned long long ][ !!! *9* !!! ][ 110 ][ 23 ][ 14 ]]
+ [[ char*->float ][ !!! *14* !!! ][ 149 ][ 54 ][ 32 ]]
+ [[ char*->double ][ !!! *15* !!! ][ 166 ][ 59 ][ 33 ]]
+ [[ char*->long double ][ 122 ][ 171 ][ 63 ][ !!! *38* !!! ]]
+ [[ char*->string ][ !!! *7* !!! ][ 126 ][ 26 ][ --- ]]
+ [[ char*->container::string ][ !!! *2* !!! ][ 124 ][ 27 ][ --- ]]
+ [[ unsigned char*->char ][ !!! *<1* !!! ][ 99 ][ 10 ][ 8 ]]
+ [[ unsigned char*->signed char ][ !!! *<1* !!! ][ 102 ][ 10 ][ 9 ]]
+ [[ unsigned char*->unsigned char ][ !!! *<1* !!! ][ 98 ][ 10 ][ 9 ]]
+ [[ unsigned char*->int ][ !!! *7* !!! ][ 115 ][ 24 ][ 15 ]]
+ [[ unsigned char*->short ][ !!! *7* !!! ][ 115 ][ 25 ][ 17 ]]
+ [[ unsigned char*->long int ][ !!! *8* !!! ][ 115 ][ 22 ][ 16 ]]
+ [[ unsigned char*->long long ][ !!! *8* !!! ][ 116 ][ 23 ][ 16 ]]
+ [[ unsigned char*->unsigned int ][ !!! *8* !!! ][ 113 ][ 20 ][ 14 ]]
+ [[ unsigned char*->unsigned short ][ !!! *7* !!! ][ 114 ][ 21 ][ 15 ]]
+ [[ unsigned char*->unsigned long int ][ !!! *8* !!! ][ 114 ][ 21 ][ 14 ]]
+ [[ unsigned char*->unsigned long long ][ !!! *9* !!! ][ 112 ][ 23 ][ 16 ]]
+ [[ unsigned char*->float ][ !!! *14* !!! ][ 149 ][ 52 ][ 32 ]]
+ [[ unsigned char*->double ][ !!! *15* !!! ][ 165 ][ 59 ][ 33 ]]
+ [[ unsigned char*->long double ][ 122 ][ 172 ][ 63 ][ !!! *37* !!! ]]
+ [[ unsigned char*->string ][ !!! *8* !!! ][ 125 ][ 26 ][ --- ]]
+ [[ unsigned char*->container::string ][ !!! *4* !!! ][ 119 ][ 26 ][ --- ]]
+ [[ signed char*->char ][ !!! *<1* !!! ][ 98 ][ 10 ][ 8 ]]
+ [[ signed char*->signed char ][ !!! *<1* !!! ][ 95 ][ 10 ][ 9 ]]
+ [[ signed char*->unsigned char ][ !!! *<1* !!! ][ 98 ][ 9 ][ 9 ]]
+ [[ signed char*->int ][ !!! *8* !!! ][ 111 ][ 21 ][ 15 ]]
+ [[ signed char*->short ][ !!! *7* !!! ][ 114 ][ 22 ][ 16 ]]
+ [[ signed char*->long int ][ !!! *8* !!! ][ 113 ][ 22 ][ 17 ]]
+ [[ signed char*->long long ][ !!! *8* !!! ][ 116 ][ 24 ][ 17 ]]
+ [[ signed char*->unsigned int ][ !!! *8* !!! ][ 109 ][ 20 ][ 15 ]]
+ [[ signed char*->unsigned short ][ !!! *8* !!! ][ 111 ][ 20 ][ 14 ]]
+ [[ signed char*->unsigned long int ][ !!! *8* !!! ][ 109 ][ 22 ][ 15 ]]
+ [[ signed char*->unsigned long long ][ !!! *8* !!! ][ 111 ][ 23 ][ 15 ]]
+ [[ signed char*->float ][ !!! *14* !!! ][ 150 ][ 53 ][ 32 ]]
+ [[ signed char*->double ][ !!! *15* !!! ][ 168 ][ 59 ][ 30 ]]
+ [[ signed char*->long double ][ 123 ][ 174 ][ 62 ][ !!! *37* !!! ]]
+ [[ signed char*->string ][ !!! *8* !!! ][ 127 ][ 28 ][ --- ]]
+ [[ signed char*->container::string ][ !!! *4* !!! ][ 124 ][ 27 ][ --- ]]
+ [[ iterator_range<char*>->char ][ !!! *<1* !!! ][ 103 ][ 13 ][ 8 ]]
+ [[ iterator_range<char*>->signed char ][ !!! *<1* !!! ][ 107 ][ 13 ][ 9 ]]
+ [[ iterator_range<char*>->unsigned char ][ !!! *<1* !!! ][ 121 ][ 26 ][ 13 ]]
+ [[ iterator_range<char*>->int ][ !!! *6* !!! ][ 165 ][ 33 ][ 23 ]]
+ [[ iterator_range<char*>->short ][ !!! *8* !!! ][ 175 ][ 34 ][ 29 ]]
+ [[ iterator_range<char*>->long int ][ !!! *14* !!! ][ 160 ][ 33 ][ 23 ]]
+ [[ iterator_range<char*>->long long ][ !!! *10* !!! ][ 199 ][ 35 ][ 28 ]]
+ [[ iterator_range<char*>->unsigned int ][ !!! *6* !!! ][ 131 ][ 24 ][ 16 ]]
+ [[ iterator_range<char*>->unsigned short ][ !!! *7* !!! ][ 110 ][ 22 ][ 16 ]]
+ [[ iterator_range<char*>->unsigned long int ][ !!! *7* !!! ][ 111 ][ 22 ][ 14 ]]
+ [[ iterator_range<char*>->unsigned long long ][ !!! *8* !!! ][ 115 ][ 24 ][ 15 ]]
+ [[ iterator_range<char*>->float ][ !!! *13* !!! ][ 134 ][ 40 ][ 33 ]]
+ [[ iterator_range<char*>->double ][ !!! *15* !!! ][ 140 ][ 59 ][ 41 ]]
+ [[ iterator_range<char*>->long double ][ 131 ][ 146 ][ 53 ][ !!! *38* !!! ]]
+ [[ iterator_range<char*>->string ][ !!! *9* !!! ][ 121 ][ 31 ][ --- ]]
+ [[ iterator_range<char*>->container::string ][ !!! *4* !!! ][ 115 ][ 25 ][ --- ]]
+ [[ int->int ][ !!! *<1* !!! ][ 113 ][ 25 ][ --- ]]
+ [[ float->double ][ !!! *<1* !!! ][ 234 ][ 117 ][ --- ]]
+ [[ char->signed char ][ !!! *<1* !!! ][ 97 ][ 9 ][ --- ]]
 ]
 [endsect]
-[section gcc-4.4][table:id Performance Table (gcc-4.4)
+
+[section GNU C++ version 4.6.1]
+[table:id Performance Table ( GNU C++ version 4.6.1)
 [[From->To] [lexical_cast] [std::stringstream with construction] [std::stringstream without construction][scanf/printf]]
-[[ string->char ][ !!! *<1* !!! ][ 90 ][ 7 ][ 7 ]]
-[[ string->signed char ][ !!! *<1* !!! ][ 88 ][ 7 ][ 8 ]]
-[[ string->unsigned char ][ !!! *<1* !!! ][ 88 ][ 8 ][ 14 ]]
-[[ string->int ][ !!! *3* !!! ][ 103 ][ 18 ][ 15 ]]
-[[ string->short ][ !!! *3* !!! ][ 105 ][ 20 ][ 15 ]]
-[[ string->long int ][ !!! *3* !!! ][ 101 ][ 18 ][ 16 ]]
-[[ string->long long ][ !!! *3* !!! ][ 101 ][ 18 ][ 15 ]]
-[[ string->unsigned int ][ !!! *3* !!! ][ 98 ][ 23 ][ 14 ]]
-[[ string->unsigned short ][ !!! *3* !!! ][ 100 ][ 17 ][ 14 ]]
-[[ string->unsigned long int ][ !!! *3* !!! ][ 100 ][ 21 ][ 15 ]]
-[[ string->unsigned long long ][ !!! *3* !!! ][ 99 ][ 19 ][ 15 ]]
-[[ string->bool ][ !!! *<1* !!! ][ 95 ][ 16 ][ 8 ]]
-[[ string->float ][ !!! *13* !!! ][ 160 ][ 61 ][ 33 ]]
-[[ string->double ][ !!! *14* !!! ][ 206 ][ 93 ][ 59 ]]
-[[ string->long double ][ 128 ][ 217 ][ 96 ][ !!! *61* !!! ]]
-[[ char->string ][ !!! *7* !!! ][ 100 ][ 17 ][ 12 ]]
-[[ unsigned char->string ][ !!! *7* !!! ][ 109 ][ 17 ][ 16 ]]
-[[ signed char->string ][ !!! *7* !!! ][ 99 ][ 17 ][ 12 ]]
-[[ int->string ][ !!! *13* !!! ][ 110 ][ 21 ][ 15 ]]
-[[ short->string ][ !!! *14* !!! ][ 110 ][ 22 ][ 17 ]]
-[[ long int->string ][ !!! *14* !!! ][ 109 ][ 21 ][ 16 ]]
-[[ long long->string ][ !!! *13* !!! ][ 114 ][ 20 ][ 17 ]]
-[[ unsigned int->string ][ !!! *13* !!! ][ 109 ][ 23 ][ 15 ]]
-[[ unsigned short->string ][ !!! *14* !!! ][ 109 ][ 23 ][ 17 ]]
-[[ unsigned long int->string ][ !!! *13* !!! ][ 112 ][ 23 ][ 16 ]]
-[[ unsigned long long->string ][ !!! *14* !!! ][ 109 ][ 21 ][ 17 ]]
-[[ bool->string ][ !!! *7* !!! ][ 108 ][ 23 ][ 11 ]]
-[[ float->string ][ 63 ][ 185 ][ 92 ][ !!! *50* !!! ]]
-[[ double->string ][ 106 ][ 216 ][ 116 ][ !!! *75* !!! ]]
-[[ long double->string ][ 118 ][ 219 ][ 119 ][ !!! *80* !!! ]]
-[[ char*->char ][ !!! *1* !!! ][ 93 ][ 9 ][ 9 ]]
-[[ char*->signed char ][ !!! *1* !!! ][ 92 ][ 9 ][ 9 ]]
-[[ char*->unsigned char ][ !!! *1* !!! ][ 92 ][ 9 ][ 14 ]]
-[[ char*->int ][ !!! *4* !!! ][ 107 ][ 19 ][ 15 ]]
-[[ char*->short ][ !!! *5* !!! ][ 109 ][ 19 ][ 15 ]]
-[[ char*->long int ][ !!! *4* !!! ][ 113 ][ 19 ][ 15 ]]
-[[ char*->long long ][ !!! *4* !!! ][ 108 ][ 20 ][ 15 ]]
-[[ char*->unsigned int ][ !!! *4* !!! ][ 106 ][ 19 ][ 15 ]]
-[[ char*->unsigned short ][ !!! *4* !!! ][ 106 ][ 18 ][ 15 ]]
-[[ char*->unsigned long int ][ !!! *4* !!! ][ 103 ][ 22 ][ 15 ]]
-[[ char*->unsigned long long ][ !!! *4* !!! ][ 105 ][ 20 ][ 15 ]]
-[[ char*->bool ][ !!! *1* !!! ][ 104 ][ 18 ][ 8 ]]
-[[ char*->float ][ !!! *15* !!! ][ 164 ][ 62 ][ 33 ]]
-[[ char*->double ][ !!! *16* !!! ][ 203 ][ 97 ][ 58 ]]
-[[ char*->long double ][ 132 ][ 223 ][ 98 ][ !!! *60* !!! ]]
-[[ unsigned char*->char ][ !!! *2* !!! ][ 90 ][ 9 ][ 8 ]]
-[[ unsigned char*->signed char ][ !!! *2* !!! ][ 92 ][ 10 ][ 8 ]]
-[[ unsigned char*->unsigned char ][ !!! *2* !!! ][ 91 ][ 9 ][ 14 ]]
-[[ unsigned char*->int ][ !!! *6* !!! ][ 106 ][ 20 ][ 15 ]]
-[[ unsigned char*->short ][ !!! *6* !!! ][ 106 ][ 21 ][ 15 ]]
-[[ unsigned char*->long int ][ !!! *6* !!! ][ 111 ][ 19 ][ 15 ]]
-[[ unsigned char*->long long ][ !!! *6* !!! ][ 107 ][ 20 ][ 15 ]]
-[[ unsigned char*->unsigned int ][ !!! *6* !!! ][ 105 ][ 19 ][ 15 ]]
-[[ unsigned char*->unsigned short ][ !!! *6* !!! ][ 103 ][ 18 ][ 15 ]]
-[[ unsigned char*->unsigned long int ][ !!! *6* !!! ][ 106 ][ 22 ][ 14 ]]
-[[ unsigned char*->unsigned long long ][ !!! *6* !!! ][ 105 ][ 20 ][ 14 ]]
-[[ unsigned char*->bool ][ !!! *2* !!! ][ 106 ][ 18 ][ 8 ]]
-[[ unsigned char*->float ][ !!! *15* !!! ][ 167 ][ 68 ][ 33 ]]
-[[ unsigned char*->double ][ !!! *17* !!! ][ 203 ][ 99 ][ 58 ]]
-[[ unsigned char*->long double ][ 129 ][ 216 ][ 97 ][ !!! *61* !!! ]]
-[[ unsigned char*->string ][ !!! *13* !!! ][ 111 ][ 23 ][ --- ]]
-[[ signed char*->char ][ !!! *2* !!! ][ 92 ][ 9 ][ 8 ]]
-[[ signed char*->signed char ][ !!! *2* !!! ][ 91 ][ 9 ][ 8 ]]
-[[ signed char*->unsigned char ][ !!! *2* !!! ][ 91 ][ 9 ][ 14 ]]
-[[ signed char*->int ][ !!! *6* !!! ][ 107 ][ 19 ][ 15 ]]
-[[ signed char*->short ][ !!! *6* !!! ][ 109 ][ 24 ][ 14 ]]
-[[ signed char*->long int ][ !!! *6* !!! ][ 112 ][ 19 ][ 15 ]]
-[[ signed char*->long long ][ !!! *5* !!! ][ 107 ][ 20 ][ 15 ]]
-[[ signed char*->unsigned int ][ !!! *6* !!! ][ 108 ][ 20 ][ 15 ]]
-[[ signed char*->unsigned short ][ !!! *6* !!! ][ 104 ][ 18 ][ 15 ]]
-[[ signed char*->unsigned long int ][ !!! *6* !!! ][ 102 ][ 22 ][ 15 ]]
-[[ signed char*->unsigned long long ][ !!! *6* !!! ][ 104 ][ 20 ][ 15 ]]
-[[ signed char*->bool ][ !!! *2* !!! ][ 104 ][ 18 ][ 8 ]]
-[[ signed char*->float ][ !!! *16* !!! ][ 165 ][ 63 ][ 33 ]]
-[[ signed char*->double ][ !!! *16* !!! ][ 203 ][ 98 ][ 59 ]]
-[[ signed char*->long double ][ 129 ][ 215 ][ 98 ][ !!! *61* !!! ]]
-[[ signed char*->string ][ !!! *13* !!! ][ 109 ][ 21 ][ --- ]]
-[[ int->int ][ !!! *<1* !!! ][ 109 ][ 21 ][ --- ]]
-[[ float->double ][ !!! *<1* !!! ][ 221 ][ 102 ][ --- ]]
-[[ double->double ][ !!! *<1* !!! ][ 223 ][ 103 ][ --- ]]
-[[ int->int ][ !!! *<1* !!! ][ 231 ][ 115 ][ --- ]]
-[[ int->int ][ !!! *<1* !!! ][ 231 ][ 115 ][ --- ]]
-[[ char->unsigned char ][ !!! *<1* !!! ][ 92 ][ 8 ][ --- ]]
-[[ char->signed char ][ !!! *<1* !!! ][ 88 ][ 8 ][ --- ]]
-[[ unsigned char->char ][ !!! *<1* !!! ][ 88 ][ 7 ][ --- ]]
-[[ signed char->char ][ !!! *<1* !!! ][ 89 ][ 8 ][ --- ]]
+ [[ string->char ][ !!! *<1* !!! ][ 140 ][ 17 ][ 13 ]]
+ [[ string->signed char ][ !!! *<1* !!! ][ 129 ][ 8 ][ 10 ]]
+ [[ string->unsigned char ][ !!! *<1* !!! ][ 91 ][ 8 ][ 10 ]]
+ [[ string->int ][ !!! *6* !!! ][ 110 ][ 20 ][ 14 ]]
+ [[ string->short ][ !!! *5* !!! ][ 106 ][ 20 ][ 14 ]]
+ [[ string->long int ][ !!! *7* !!! ][ 107 ][ 22 ][ 14 ]]
+ [[ string->long long ][ !!! *7* !!! ][ 112 ][ 21 ][ 14 ]]
+ [[ string->unsigned int ][ !!! *6* !!! ][ 110 ][ 20 ][ 14 ]]
+ [[ string->unsigned short ][ !!! *5* !!! ][ 107 ][ 18 ][ 14 ]]
+ [[ string->unsigned long int ][ !!! *7* !!! ][ 108 ][ 23 ][ 14 ]]
+ [[ string->unsigned long long ][ !!! *7* !!! ][ 108 ][ 21 ][ 14 ]]
+ [[ string->float ][ !!! *12* !!! ][ 154 ][ 57 ][ 32 ]]
+ [[ string->double ][ !!! *11* !!! ][ 151 ][ 61 ][ 33 ]]
+ [[ string->long double ][ 109 ][ 187 ][ 79 ][ !!! *55* !!! ]]
+ [[ string->string ][ !!! *2* !!! ][ 122 ][ 27 ][ --- ]]
+ [[ string->container::string ][ !!! *3* !!! ][ 123 ][ 22 ][ --- ]]
+ [[ string->char ][ !!! *7* !!! ][ 109 ][ 27 ][ 17 ]]
+ [[ string->signed char ][ !!! *7* !!! ][ 110 ][ 25 ][ 22 ]]
+ [[ string->unsigned char ][ !!! *7* !!! ][ 112 ][ 27 ][ 24 ]]
+ [[ int->string ][ !!! *12* !!! ][ 187 ][ 48 ][ 37 ]]
+ [[ short->string ][ !!! *18* !!! ][ 133 ][ 33 ][ 20 ]]
+ [[ long int->string ][ !!! *12* !!! ][ 129 ][ 32 ][ 21 ]]
+ [[ long long->string ][ !!! *12* !!! ][ 127 ][ 35 ][ 23 ]]
+ [[ unsigned int->string ][ !!! *15* !!! ][ 133 ][ 31 ][ 21 ]]
+ [[ unsigned short->string ][ !!! *12* !!! ][ 133 ][ 31 ][ 21 ]]
+ [[ unsigned long int->string ][ !!! *12* !!! ][ 132 ][ 31 ][ 21 ]]
+ [[ unsigned long long->string ][ !!! *12* !!! ][ 127 ][ 29 ][ 24 ]]
+ [[ float->string ][ 53 ][ 215 ][ 103 ][ !!! *40* !!! ]]
+ [[ double->string ][ 58 ][ 215 ][ 103 ][ !!! *41* !!! ]]
+ [[ long double->string ][ 67 ][ 227 ][ 112 ][ !!! *45* !!! ]]
+ [[ char*->char ][ !!! *<1* !!! ][ 132 ][ 12 ][ 8 ]]
+ [[ char*->signed char ][ !!! *<1* !!! ][ 98 ][ 11 ][ 9 ]]
+ [[ char*->unsigned char ][ !!! *<1* !!! ][ 96 ][ 10 ][ 9 ]]
+ [[ char*->int ][ !!! *6* !!! ][ 109 ][ 22 ][ 14 ]]
+ [[ char*->short ][ !!! *5* !!! ][ 109 ][ 26 ][ 14 ]]
+ [[ char*->long int ][ !!! *7* !!! ][ 111 ][ 23 ][ 14 ]]
+ [[ char*->long long ][ !!! *8* !!! ][ 112 ][ 25 ][ 16 ]]
+ [[ char*->unsigned int ][ !!! *6* !!! ][ 113 ][ 19 ][ 14 ]]
+ [[ char*->unsigned short ][ !!! *6* !!! ][ 111 ][ 20 ][ 14 ]]
+ [[ char*->unsigned long int ][ !!! *7* !!! ][ 109 ][ 21 ][ 14 ]]
+ [[ char*->unsigned long long ][ !!! *7* !!! ][ 111 ][ 22 ][ 14 ]]
+ [[ char*->float ][ !!! *12* !!! ][ 156 ][ 62 ][ 32 ]]
+ [[ char*->double ][ !!! *13* !!! ][ 156 ][ 65 ][ 33 ]]
+ [[ char*->long double ][ 108 ][ 156 ][ 59 ][ !!! *36* !!! ]]
+ [[ char*->string ][ !!! *7* !!! ][ 123 ][ 29 ][ --- ]]
+ [[ char*->container::string ][ !!! *2* !!! ][ 116 ][ 24 ][ --- ]]
+ [[ unsigned char*->char ][ !!! *<1* !!! ][ 96 ][ 12 ][ 8 ]]
+ [[ unsigned char*->signed char ][ !!! *<1* !!! ][ 97 ][ 9 ][ 9 ]]
+ [[ unsigned char*->unsigned char ][ !!! *<1* !!! ][ 93 ][ 10 ][ 9 ]]
+ [[ unsigned char*->int ][ !!! *6* !!! ][ 110 ][ 22 ][ 14 ]]
+ [[ unsigned char*->short ][ !!! *6* !!! ][ 111 ][ 22 ][ 15 ]]
+ [[ unsigned char*->long int ][ !!! *8* !!! ][ 110 ][ 23 ][ 14 ]]
+ [[ unsigned char*->long long ][ !!! *7* !!! ][ 111 ][ 25 ][ 14 ]]
+ [[ unsigned char*->unsigned int ][ !!! *6* !!! ][ 111 ][ 21 ][ 16 ]]
+ [[ unsigned char*->unsigned short ][ !!! *6* !!! ][ 110 ][ 21 ][ 15 ]]
+ [[ unsigned char*->unsigned long int ][ !!! *8* !!! ][ 114 ][ 21 ][ 14 ]]
+ [[ unsigned char*->unsigned long long ][ !!! *8* !!! ][ 108 ][ 23 ][ 15 ]]
+ [[ unsigned char*->float ][ !!! *12* !!! ][ 154 ][ 62 ][ 33 ]]
+ [[ unsigned char*->double ][ !!! *14* !!! ][ 157 ][ 65 ][ 32 ]]
+ [[ unsigned char*->long double ][ 107 ][ 154 ][ 56 ][ !!! *36* !!! ]]
+ [[ unsigned char*->string ][ !!! *9* !!! ][ 122 ][ 28 ][ --- ]]
+ [[ unsigned char*->container::string ][ !!! *4* !!! ][ 118 ][ 26 ][ --- ]]
+ [[ signed char*->char ][ !!! *<1* !!! ][ 94 ][ 10 ][ 8 ]]
+ [[ signed char*->signed char ][ !!! *<1* !!! ][ 94 ][ 12 ][ 9 ]]
+ [[ signed char*->unsigned char ][ !!! *<1* !!! ][ 95 ][ 12 ][ 9 ]]
+ [[ signed char*->int ][ !!! *7* !!! ][ 109 ][ 22 ][ 14 ]]
+ [[ signed char*->short ][ !!! *5* !!! ][ 108 ][ 22 ][ 14 ]]
+ [[ signed char*->long int ][ !!! *7* !!! ][ 110 ][ 23 ][ 14 ]]
+ [[ signed char*->long long ][ !!! *7* !!! ][ 110 ][ 25 ][ 15 ]]
+ [[ signed char*->unsigned int ][ !!! *6* !!! ][ 109 ][ 20 ][ 15 ]]
+ [[ signed char*->unsigned short ][ !!! *6* !!! ][ 107 ][ 21 ][ 14 ]]
+ [[ signed char*->unsigned long int ][ !!! *8* !!! ][ 111 ][ 21 ][ 14 ]]
+ [[ signed char*->unsigned long long ][ !!! *7* !!! ][ 109 ][ 23 ][ 14 ]]
+ [[ signed char*->float ][ !!! *12* !!! ][ 156 ][ 61 ][ 31 ]]
+ [[ signed char*->double ][ !!! *13* !!! ][ 156 ][ 68 ][ 33 ]]
+ [[ signed char*->long double ][ 109 ][ 159 ][ 56 ][ !!! *36* !!! ]]
+ [[ signed char*->string ][ !!! *9* !!! ][ 123 ][ 28 ][ --- ]]
+ [[ signed char*->container::string ][ !!! *4* !!! ][ 125 ][ 25 ][ --- ]]
+ [[ iterator_range<char*>->char ][ !!! *<1* !!! ][ 100 ][ 13 ][ 8 ]]
+ [[ iterator_range<char*>->signed char ][ !!! *<1* !!! ][ 98 ][ 14 ][ 9 ]]
+ [[ iterator_range<char*>->unsigned char ][ !!! *<1* !!! ][ 99 ][ 12 ][ 10 ]]
+ [[ iterator_range<char*>->int ][ !!! *6* !!! ][ 108 ][ 21 ][ 16 ]]
+ [[ iterator_range<char*>->short ][ !!! *5* !!! ][ 110 ][ 22 ][ 17 ]]
+ [[ iterator_range<char*>->long int ][ !!! *7* !!! ][ 107 ][ 22 ][ 15 ]]
+ [[ iterator_range<char*>->long long ][ !!! *7* !!! ][ 110 ][ 27 ][ 15 ]]
+ [[ iterator_range<char*>->unsigned int ][ !!! *6* !!! ][ 107 ][ 24 ][ 15 ]]
+ [[ iterator_range<char*>->unsigned short ][ !!! *5* !!! ][ 106 ][ 21 ][ 15 ]]
+ [[ iterator_range<char*>->unsigned long int ][ !!! *7* !!! ][ 110 ][ 21 ][ 16 ]]
+ [[ iterator_range<char*>->unsigned long long ][ !!! *7* !!! ][ 109 ][ 23 ][ 16 ]]
+ [[ iterator_range<char*>->float ][ !!! *11* !!! ][ 137 ][ 46 ][ 33 ]]
+ [[ iterator_range<char*>->double ][ !!! *11* !!! ][ 131 ][ 50 ][ 33 ]]
+ [[ iterator_range<char*>->long double ][ 107 ][ 136 ][ 44 ][ !!! *39* !!! ]]
+ [[ iterator_range<char*>->string ][ !!! *8* !!! ][ 117 ][ 32 ][ --- ]]
+ [[ iterator_range<char*>->container::string ][ !!! *3* !!! ][ 111 ][ 23 ][ --- ]]
+ [[ int->int ][ !!! *<1* !!! ][ 110 ][ 33 ][ --- ]]
+ [[ float->double ][ !!! *<1* !!! ][ 241 ][ 152 ][ --- ]]
+ [[ char->signed char ][ !!! *<1* !!! ][ 90 ][ 8 ][ --- ]]
 ]
 [endsect]
-[section gcc-4.5][table:id Performance Table (gcc-4.5)
+
+[section GNU C++ version 4.5.4]
+[table:id Performance Table ( GNU C++ version 4.5.4)
 [[From->To] [lexical_cast] [std::stringstream with construction] [std::stringstream without construction][scanf/printf]]
-[[ string->char ][ !!! *<1* !!! ][ 91 ][ 8 ][ 7 ]]
-[[ string->signed char ][ !!! *<1* !!! ][ 91 ][ 8 ][ 7 ]]
-[[ string->unsigned char ][ !!! *<1* !!! ][ 90 ][ 8 ][ 13 ]]
-[[ string->int ][ !!! *3* !!! ][ 100 ][ 20 ][ 14 ]]
-[[ string->short ][ !!! *3* !!! ][ 106 ][ 20 ][ 14 ]]
-[[ string->long int ][ !!! *3* !!! ][ 100 ][ 18 ][ 14 ]]
-[[ string->long long ][ !!! *9* !!! ][ 100 ][ 18 ][ 15 ]]
-[[ string->unsigned int ][ !!! *3* !!! ][ 97 ][ 20 ][ 14 ]]
-[[ string->unsigned short ][ !!! *3* !!! ][ 102 ][ 17 ][ 14 ]]
-[[ string->unsigned long int ][ !!! *3* !!! ][ 97 ][ 21 ][ 14 ]]
-[[ string->unsigned long long ][ !!! *3* !!! ][ 97 ][ 19 ][ 14 ]]
-[[ string->bool ][ !!! *<1* !!! ][ 95 ][ 16 ][ 7 ]]
-[[ string->float ][ !!! *15* !!! ][ 157 ][ 63 ][ 32 ]]
-[[ string->double ][ !!! *17* !!! ][ 203 ][ 95 ][ 59 ]]
-[[ string->long double ][ 129 ][ 216 ][ 93 ][ !!! *58* !!! ]]
-[[ char->string ][ !!! *8* !!! ][ 100 ][ 17 ][ 10 ]]
-[[ unsigned char->string ][ !!! *8* !!! ][ 96 ][ 18 ][ 16 ]]
-[[ signed char->string ][ !!! *8* !!! ][ 96 ][ 18 ][ 10 ]]
-[[ int->string ][ !!! *14* !!! ][ 105 ][ 22 ][ 15 ]]
-[[ short->string ][ !!! *14* !!! ][ 107 ][ 23 ][ 17 ]]
-[[ long int->string ][ !!! *14* !!! ][ 109 ][ 22 ][ 17 ]]
-[[ long long->string ][ !!! *14* !!! ][ 105 ][ 22 ][ 18 ]]
-[[ unsigned int->string ][ !!! *14* !!! ][ 105 ][ 25 ][ 15 ]]
-[[ unsigned short->string ][ !!! *15* !!! ][ 105 ][ 23 ][ 17 ]]
-[[ unsigned long int->string ][ !!! *14* !!! ][ 109 ][ 24 ][ 17 ]]
-[[ unsigned long long->string ][ !!! *14* !!! ][ 102 ][ 23 ][ 17 ]]
-[[ bool->string ][ !!! *8* !!! ][ 104 ][ 23 ][ 12 ]]
-[[ float->string ][ 66 ][ 181 ][ 92 ][ !!! *49* !!! ]]
-[[ double->string ][ 107 ][ 215 ][ 120 ][ !!! *75* !!! ]]
-[[ long double->string ][ 117 ][ 221 ][ 125 ][ !!! *79* !!! ]]
-[[ char*->char ][ !!! *1* !!! ][ 89 ][ 9 ][ 7 ]]
-[[ char*->signed char ][ !!! *1* !!! ][ 90 ][ 9 ][ 7 ]]
-[[ char*->unsigned char ][ !!! *2* !!! ][ 90 ][ 9 ][ 13 ]]
-[[ char*->int ][ !!! *7* !!! ][ 103 ][ 20 ][ 15 ]]
-[[ char*->short ][ !!! *6* !!! ][ 102 ][ 29 ][ 14 ]]
-[[ char*->long int ][ !!! *7* !!! ][ 101 ][ 20 ][ 15 ]]
-[[ char*->long long ][ !!! *6* !!! ][ 102 ][ 20 ][ 14 ]]
-[[ char*->unsigned int ][ !!! *6* !!! ][ 99 ][ 19 ][ 14 ]]
-[[ char*->unsigned short ][ !!! *6* !!! ][ 101 ][ 18 ][ 14 ]]
-[[ char*->unsigned long int ][ !!! *6* !!! ][ 102 ][ 22 ][ 14 ]]
-[[ char*->unsigned long long ][ !!! *6* !!! ][ 101 ][ 21 ][ 14 ]]
-[[ char*->bool ][ !!! *3* !!! ][ 98 ][ 18 ][ 7 ]]
-[[ char*->float ][ !!! *18* !!! ][ 162 ][ 63 ][ 31 ]]
-[[ char*->double ][ !!! *17* !!! ][ 203 ][ 96 ][ 58 ]]
-[[ char*->long double ][ 135 ][ 214 ][ 98 ][ !!! *58* !!! ]]
-[[ unsigned char*->char ][ !!! *2* !!! ][ 87 ][ 9 ][ 7 ]]
-[[ unsigned char*->signed char ][ !!! *2* !!! ][ 87 ][ 9 ][ 7 ]]
-[[ unsigned char*->unsigned char ][ !!! *3* !!! ][ 87 ][ 9 ][ 13 ]]
-[[ unsigned char*->int ][ !!! *6* !!! ][ 105 ][ 20 ][ 14 ]]
-[[ unsigned char*->short ][ !!! *6* !!! ][ 102 ][ 21 ][ 14 ]]
-[[ unsigned char*->long int ][ !!! *6* !!! ][ 101 ][ 20 ][ 14 ]]
-[[ unsigned char*->long long ][ !!! *6* !!! ][ 102 ][ 20 ][ 14 ]]
-[[ unsigned char*->unsigned int ][ !!! *6* !!! ][ 99 ][ 19 ][ 14 ]]
-[[ unsigned char*->unsigned short ][ !!! *6* !!! ][ 100 ][ 18 ][ 14 ]]
-[[ unsigned char*->unsigned long int ][ !!! *6* !!! ][ 101 ][ 24 ][ 14 ]]
-[[ unsigned char*->unsigned long long ][ !!! *6* !!! ][ 100 ][ 20 ][ 14 ]]
-[[ unsigned char*->bool ][ !!! *3* !!! ][ 99 ][ 18 ][ 8 ]]
-[[ unsigned char*->float ][ !!! *17* !!! ][ 164 ][ 64 ][ 32 ]]
-[[ unsigned char*->double ][ !!! *18* !!! ][ 201 ][ 94 ][ 58 ]]
-[[ unsigned char*->long double ][ 133 ][ 217 ][ 95 ][ !!! *60* !!! ]]
-[[ unsigned char*->string ][ !!! *14* !!! ][ 103 ][ 23 ][ --- ]]
-[[ signed char*->char ][ !!! *3* !!! ][ 88 ][ 10 ][ 8 ]]
-[[ signed char*->signed char ][ !!! *2* !!! ][ 87 ][ 10 ][ 7 ]]
-[[ signed char*->unsigned char ][ !!! *3* !!! ][ 87 ][ 9 ][ 13 ]]
-[[ signed char*->int ][ !!! *6* !!! ][ 104 ][ 20 ][ 14 ]]
-[[ signed char*->short ][ !!! *6* !!! ][ 105 ][ 21 ][ 14 ]]
-[[ signed char*->long int ][ !!! *6* !!! ][ 104 ][ 20 ][ 15 ]]
-[[ signed char*->long long ][ !!! *6* !!! ][ 106 ][ 20 ][ 14 ]]
-[[ signed char*->unsigned int ][ !!! *6* !!! ][ 99 ][ 20 ][ 14 ]]
-[[ signed char*->unsigned short ][ !!! *6* !!! ][ 100 ][ 18 ][ 14 ]]
-[[ signed char*->unsigned long int ][ !!! *6* !!! ][ 102 ][ 23 ][ 14 ]]
-[[ signed char*->unsigned long long ][ !!! *6* !!! ][ 103 ][ 20 ][ 14 ]]
-[[ signed char*->bool ][ !!! *3* !!! ][ 99 ][ 18 ][ 7 ]]
-[[ signed char*->float ][ !!! *18* !!! ][ 159 ][ 60 ][ 32 ]]
-[[ signed char*->double ][ !!! *18* !!! ][ 203 ][ 95 ][ 57 ]]
-[[ signed char*->long double ][ 129 ][ 213 ][ 97 ][ !!! *56* !!! ]]
-[[ signed char*->string ][ !!! *14* !!! ][ 105 ][ 22 ][ --- ]]
-[[ int->int ][ !!! *<1* !!! ][ 109 ][ 22 ][ --- ]]
-[[ float->double ][ !!! *<1* !!! ][ 226 ][ 104 ][ --- ]]
-[[ double->double ][ !!! *<1* !!! ][ 229 ][ 103 ][ --- ]]
-[[ int->int ][ !!! *<1* !!! ][ 225 ][ 115 ][ --- ]]
-[[ int->int ][ !!! *<1* !!! ][ 227 ][ 115 ][ --- ]]
-[[ char->unsigned char ][ !!! *<1* !!! ][ 90 ][ 8 ][ --- ]]
-[[ char->signed char ][ !!! *<1* !!! ][ 84 ][ 8 ][ --- ]]
-[[ unsigned char->char ][ !!! *<1* !!! ][ 88 ][ 8 ][ --- ]]
-[[ signed char->char ][ !!! *<1* !!! ][ 89 ][ 8 ][ --- ]]
+ [[ string->char ][ !!! *<1* !!! ][ 147 ][ 12 ][ 8 ]]
+ [[ string->signed char ][ !!! *<1* !!! ][ 138 ][ 13 ][ 10 ]]
+ [[ string->unsigned char ][ !!! *<1* !!! ][ 86 ][ 12 ][ 9 ]]
+ [[ string->int ][ !!! *7* !!! ][ 103 ][ 20 ][ 15 ]]
+ [[ string->short ][ !!! *5* !!! ][ 103 ][ 20 ][ 15 ]]
+ [[ string->long int ][ !!! *7* !!! ][ 103 ][ 22 ][ 15 ]]
+ [[ string->long long ][ !!! *7* !!! ][ 104 ][ 22 ][ 16 ]]
+ [[ string->unsigned int ][ !!! *6* !!! ][ 108 ][ 19 ][ 15 ]]
+ [[ string->unsigned short ][ !!! *5* !!! ][ 104 ][ 19 ][ 15 ]]
+ [[ string->unsigned long int ][ !!! *7* !!! ][ 103 ][ 20 ][ 16 ]]
+ [[ string->unsigned long long ][ !!! *7* !!! ][ 101 ][ 22 ][ 14 ]]
+ [[ string->float ][ !!! *13* !!! ][ 148 ][ 58 ][ 35 ]]
+ [[ string->double ][ !!! *13* !!! ][ 147 ][ 60 ][ 34 ]]
+ [[ string->long double ][ 103 ][ 149 ][ 56 ][ !!! *38* !!! ]]
+ [[ string->string ][ !!! *2* !!! ][ 127 ][ 27 ][ --- ]]
+ [[ string->container::string ][ !!! *3* !!! ][ 101 ][ 24 ][ --- ]]
+ [[ string->char ][ !!! *7* !!! ][ 108 ][ 35 ][ 17 ]]
+ [[ string->signed char ][ !!! *7* !!! ][ 112 ][ 26 ][ 23 ]]
+ [[ string->unsigned char ][ !!! *7* !!! ][ 113 ][ 25 ][ 25 ]]
+ [[ int->string ][ !!! *11* !!! ][ 183 ][ 47 ][ 40 ]]
+ [[ short->string ][ !!! *14* !!! ][ 153 ][ 35 ][ 23 ]]
+ [[ long int->string ][ !!! *12* !!! ][ 135 ][ 32 ][ 22 ]]
+ [[ long long->string ][ !!! *11* !!! ][ 131 ][ 30 ][ 24 ]]
+ [[ unsigned int->string ][ !!! *12* !!! ][ 137 ][ 31 ][ 22 ]]
+ [[ unsigned short->string ][ !!! *11* !!! ][ 137 ][ 33 ][ 22 ]]
+ [[ unsigned long int->string ][ !!! *11* !!! ][ 136 ][ 36 ][ 23 ]]
+ [[ unsigned long long->string ][ !!! *11* !!! ][ 127 ][ 29 ][ 23 ]]
+ [[ float->string ][ 56 ][ 218 ][ 107 ][ !!! *44* !!! ]]
+ [[ double->string ][ 63 ][ 223 ][ 106 ][ !!! *44* !!! ]]
+ [[ long double->string ][ 69 ][ 229 ][ 118 ][ !!! *49* !!! ]]
+ [[ char*->char ][ !!! *<1* !!! ][ 91 ][ 12 ][ 9 ]]
+ [[ char*->signed char ][ !!! *<1* !!! ][ 100 ][ 11 ][ 11 ]]
+ [[ char*->unsigned char ][ !!! *<1* !!! ][ 97 ][ 12 ][ 10 ]]
+ [[ char*->int ][ !!! *7* !!! ][ 112 ][ 23 ][ 16 ]]
+ [[ char*->short ][ !!! *6* !!! ][ 116 ][ 23 ][ 16 ]]
+ [[ char*->long int ][ !!! *8* !!! ][ 113 ][ 23 ][ 16 ]]
+ [[ char*->long long ][ !!! *8* !!! ][ 122 ][ 28 ][ 16 ]]
+ [[ char*->unsigned int ][ !!! *6* !!! ][ 117 ][ 21 ][ 15 ]]
+ [[ char*->unsigned short ][ !!! *6* !!! ][ 113 ][ 21 ][ 16 ]]
+ [[ char*->unsigned long int ][ !!! *7* !!! ][ 118 ][ 22 ][ 16 ]]
+ [[ char*->unsigned long long ][ !!! *8* !!! ][ 113 ][ 22 ][ 17 ]]
+ [[ char*->float ][ !!! *11* !!! ][ 164 ][ 67 ][ 34 ]]
+ [[ char*->double ][ !!! *13* !!! ][ 163 ][ 66 ][ 35 ]]
+ [[ char*->long double ][ 110 ][ 164 ][ 63 ][ !!! *39* !!! ]]
+ [[ char*->string ][ !!! *8* !!! ][ 130 ][ 30 ][ --- ]]
+ [[ char*->container::string ][ !!! *2* !!! ][ 113 ][ 24 ][ --- ]]
+ [[ unsigned char*->char ][ !!! *<1* !!! ][ 98 ][ 11 ][ 10 ]]
+ [[ unsigned char*->signed char ][ !!! *<1* !!! ][ 97 ][ 12 ][ 10 ]]
+ [[ unsigned char*->unsigned char ][ !!! *<1* !!! ][ 97 ][ 11 ][ 10 ]]
+ [[ unsigned char*->int ][ !!! *7* !!! ][ 112 ][ 23 ][ 16 ]]
+ [[ unsigned char*->short ][ !!! *6* !!! ][ 115 ][ 22 ][ 20 ]]
+ [[ unsigned char*->long int ][ !!! *8* !!! ][ 112 ][ 23 ][ 15 ]]
+ [[ unsigned char*->long long ][ !!! *8* !!! ][ 115 ][ 29 ][ 17 ]]
+ [[ unsigned char*->unsigned int ][ !!! *6* !!! ][ 114 ][ 21 ][ 14 ]]
+ [[ unsigned char*->unsigned short ][ !!! *7* !!! ][ 112 ][ 22 ][ 15 ]]
+ [[ unsigned char*->unsigned long int ][ !!! *7* !!! ][ 115 ][ 23 ][ 14 ]]
+ [[ unsigned char*->unsigned long long ][ !!! *8* !!! ][ 112 ][ 24 ][ 15 ]]
+ [[ unsigned char*->float ][ !!! *12* !!! ][ 161 ][ 66 ][ 34 ]]
+ [[ unsigned char*->double ][ !!! *13* !!! ][ 162 ][ 66 ][ 36 ]]
+ [[ unsigned char*->long double ][ 112 ][ 161 ][ 63 ][ !!! *39* !!! ]]
+ [[ unsigned char*->string ][ !!! *9* !!! ][ 127 ][ 29 ][ --- ]]
+ [[ unsigned char*->container::string ][ !!! *4* !!! ][ 111 ][ 25 ][ --- ]]
+ [[ signed char*->char ][ !!! *<1* !!! ][ 104 ][ 11 ][ 8 ]]
+ [[ signed char*->signed char ][ !!! *<1* !!! ][ 98 ][ 11 ][ 11 ]]
+ [[ signed char*->unsigned char ][ !!! *<1* !!! ][ 98 ][ 11 ][ 11 ]]
+ [[ signed char*->int ][ !!! *7* !!! ][ 112 ][ 23 ][ 16 ]]
+ [[ signed char*->short ][ !!! *7* !!! ][ 113 ][ 23 ][ 15 ]]
+ [[ signed char*->long int ][ !!! *8* !!! ][ 112 ][ 22 ][ 14 ]]
+ [[ signed char*->long long ][ !!! *8* !!! ][ 115 ][ 25 ][ 16 ]]
+ [[ signed char*->unsigned int ][ !!! *8* !!! ][ 114 ][ 21 ][ 18 ]]
+ [[ signed char*->unsigned short ][ !!! *6* !!! ][ 112 ][ 22 ][ 15 ]]
+ [[ signed char*->unsigned long int ][ !!! *8* !!! ][ 116 ][ 22 ][ 15 ]]
+ [[ signed char*->unsigned long long ][ !!! *8* !!! ][ 113 ][ 23 ][ 16 ]]
+ [[ signed char*->float ][ !!! *13* !!! ][ 161 ][ 65 ][ 34 ]]
+ [[ signed char*->double ][ !!! *12* !!! ][ 172 ][ 67 ][ 34 ]]
+ [[ signed char*->long double ][ 110 ][ 164 ][ 63 ][ !!! *38* !!! ]]
+ [[ signed char*->string ][ !!! *9* !!! ][ 131 ][ 30 ][ --- ]]
+ [[ signed char*->container::string ][ !!! *4* !!! ][ 112 ][ 24 ][ --- ]]
+ [[ iterator_range<char*>->char ][ !!! *<1* !!! ][ 103 ][ 12 ][ 8 ]]
+ [[ iterator_range<char*>->signed char ][ !!! *<1* !!! ][ 101 ][ 13 ][ 9 ]]
+ [[ iterator_range<char*>->unsigned char ][ !!! *<1* !!! ][ 103 ][ 13 ][ 10 ]]
+ [[ iterator_range<char*>->int ][ !!! *7* !!! ][ 113 ][ 26 ][ 14 ]]
+ [[ iterator_range<char*>->short ][ !!! *5* !!! ][ 115 ][ 21 ][ 16 ]]
+ [[ iterator_range<char*>->long int ][ !!! *7* !!! ][ 115 ][ 22 ][ 15 ]]
+ [[ iterator_range<char*>->long long ][ !!! *7* !!! ][ 116 ][ 25 ][ 16 ]]
+ [[ iterator_range<char*>->unsigned int ][ !!! *6* !!! ][ 115 ][ 24 ][ 23 ]]
+ [[ iterator_range<char*>->unsigned short ][ !!! *5* !!! ][ 113 ][ 22 ][ 16 ]]
+ [[ iterator_range<char*>->unsigned long int ][ !!! *7* !!! ][ 117 ][ 20 ][ 16 ]]
+ [[ iterator_range<char*>->unsigned long long ][ !!! *7* !!! ][ 114 ][ 21 ][ 16 ]]
+ [[ iterator_range<char*>->float ][ !!! *11* !!! ][ 145 ][ 51 ][ 34 ]]
+ [[ iterator_range<char*>->double ][ !!! *11* !!! ][ 139 ][ 53 ][ 35 ]]
+ [[ iterator_range<char*>->long double ][ 109 ][ 147 ][ 44 ][ !!! *38* !!! ]]
+ [[ iterator_range<char*>->string ][ !!! *9* !!! ][ 123 ][ 36 ][ --- ]]
+ [[ iterator_range<char*>->container::string ][ !!! *3* !!! ][ 113 ][ 20 ][ --- ]]
+ [[ int->int ][ !!! *<1* !!! ][ 117 ][ 23 ][ --- ]]
+ [[ float->double ][ !!! *<1* !!! ][ 262 ][ 150 ][ --- ]]
+ [[ char->signed char ][ !!! *<1* !!! ][ 97 ][ 9 ][ --- ]]
 ]
 [endsect]
-[section gcc-4.6][table:id Performance Table (gcc-4.6)
+
+[section GNU C++ version 4.4.6]
+[table:id Performance Table ( GNU C++ version 4.4.6)
 [[From->To] [lexical_cast] [std::stringstream with construction] [std::stringstream without construction][scanf/printf]]
-[[ string->char ][ !!! *<1* !!! ][ 94 ][ 8 ][ 7 ]]
-[[ string->signed char ][ !!! *<1* !!! ][ 96 ][ 9 ][ 7 ]]
-[[ string->unsigned char ][ !!! *<1* !!! ][ 96 ][ 8 ][ 13 ]]
-[[ string->int ][ !!! *3* !!! ][ 110 ][ 18 ][ 16 ]]
-[[ string->short ][ !!! *3* !!! ][ 111 ][ 18 ][ 16 ]]
-[[ string->long int ][ !!! *3* !!! ][ 109 ][ 18 ][ 15 ]]
-[[ string->long long ][ !!! *3* !!! ][ 111 ][ 18 ][ 15 ]]
-[[ string->unsigned int ][ !!! *3* !!! ][ 110 ][ 20 ][ 15 ]]
-[[ string->unsigned short ][ !!! *3* !!! ][ 111 ][ 18 ][ 15 ]]
-[[ string->unsigned long int ][ !!! *3* !!! ][ 109 ][ 18 ][ 15 ]]
-[[ string->unsigned long long ][ !!! *3* !!! ][ 114 ][ 19 ][ 15 ]]
-[[ string->bool ][ !!! *<1* !!! ][ 106 ][ 17 ][ 8 ]]
-[[ string->float ][ !!! *13* !!! ][ 175 ][ 70 ][ 33 ]]
-[[ string->double ][ !!! *14* !!! ][ 182 ][ 81 ][ 58 ]]
-[[ string->long double ][ 118 ][ 190 ][ 87 ][ !!! *58* !!! ]]
-[[ char->string ][ !!! *8* !!! ][ 118 ][ 21 ][ 12 ]]
-[[ unsigned char->string ][ !!! *8* !!! ][ 109 ][ 18 ][ 16 ]]
-[[ signed char->string ][ !!! *8* !!! ][ 108 ][ 18 ][ 12 ]]
-[[ int->string ][ 20 ][ 121 ][ 21 ][ !!! *16* !!! ]]
-[[ short->string ][ !!! *15* !!! ][ 120 ][ 22 ][ 17 ]]
-[[ long int->string ][ !!! *15* !!! ][ 120 ][ 22 ][ 16 ]]
-[[ long long->string ][ !!! *15* !!! ][ 120 ][ 22 ][ 17 ]]
-[[ unsigned int->string ][ !!! *15* !!! ][ 120 ][ 22 ][ 16 ]]
-[[ unsigned short->string ][ !!! *15* !!! ][ 120 ][ 22 ][ 18 ]]
-[[ unsigned long int->string ][ 16 ][ 118 ][ 22 ][ !!! *15* !!! ]]
-[[ unsigned long long->string ][ !!! *15* !!! ][ 117 ][ 21 ][ 17 ]]
-[[ bool->string ][ !!! *8* !!! ][ 117 ][ 23 ][ 10 ]]
-[[ float->string ][ 77 ][ 218 ][ 105 ][ !!! *50* !!! ]]
-[[ double->string ][ 108 ][ 247 ][ 129 ][ !!! *73* !!! ]]
-[[ long double->string ][ 120 ][ 250 ][ 131 ][ !!! *79* !!! ]]
-[[ char*->char ][ !!! *2* !!! ][ 99 ][ 9 ][ 7 ]]
-[[ char*->signed char ][ !!! *2* !!! ][ 98 ][ 9 ][ 8 ]]
-[[ char*->unsigned char ][ !!! *2* !!! ][ 98 ][ 9 ][ 13 ]]
-[[ char*->int ][ !!! *6* !!! ][ 115 ][ 22 ][ 15 ]]
-[[ char*->short ][ !!! *6* !!! ][ 114 ][ 22 ][ 15 ]]
-[[ char*->long int ][ !!! *6* !!! ][ 114 ][ 22 ][ 16 ]]
-[[ char*->long long ][ !!! *6* !!! ][ 119 ][ 22 ][ 15 ]]
-[[ char*->unsigned int ][ !!! *6* !!! ][ 114 ][ 20 ][ 15 ]]
-[[ char*->unsigned short ][ !!! *6* !!! ][ 116 ][ 20 ][ 15 ]]
-[[ char*->unsigned long int ][ !!! *6* !!! ][ 117 ][ 22 ][ 15 ]]
-[[ char*->unsigned long long ][ !!! *6* !!! ][ 118 ][ 22 ][ 15 ]]
-[[ char*->bool ][ !!! *3* !!! ][ 113 ][ 18 ][ 8 ]]
-[[ char*->float ][ !!! *15* !!! ][ 180 ][ 78 ][ 32 ]]
-[[ char*->double ][ !!! *16* !!! ][ 185 ][ 89 ][ 58 ]]
-[[ char*->long double ][ 119 ][ 193 ][ 91 ][ !!! *60* !!! ]]
-[[ unsigned char*->char ][ !!! *2* !!! ][ 99 ][ 9 ][ 8 ]]
-[[ unsigned char*->signed char ][ !!! *2* !!! ][ 99 ][ 10 ][ 8 ]]
-[[ unsigned char*->unsigned char ][ !!! *2* !!! ][ 100 ][ 9 ][ 15 ]]
-[[ unsigned char*->int ][ !!! *6* !!! ][ 118 ][ 22 ][ 15 ]]
-[[ unsigned char*->short ][ !!! *6* !!! ][ 117 ][ 26 ][ 15 ]]
-[[ unsigned char*->long int ][ !!! *6* !!! ][ 119 ][ 21 ][ 15 ]]
-[[ unsigned char*->long long ][ !!! *6* !!! ][ 118 ][ 21 ][ 14 ]]
-[[ unsigned char*->unsigned int ][ !!! *6* !!! ][ 115 ][ 22 ][ 14 ]]
-[[ unsigned char*->unsigned short ][ !!! *6* !!! ][ 117 ][ 20 ][ 15 ]]
-[[ unsigned char*->unsigned long int ][ !!! *6* !!! ][ 115 ][ 21 ][ 15 ]]
-[[ unsigned char*->unsigned long long ][ !!! *6* !!! ][ 117 ][ 22 ][ 15 ]]
-[[ unsigned char*->bool ][ !!! *3* !!! ][ 112 ][ 18 ][ 8 ]]
-[[ unsigned char*->float ][ !!! *15* !!! ][ 181 ][ 78 ][ 33 ]]
-[[ unsigned char*->double ][ !!! *16* !!! ][ 185 ][ 92 ][ 59 ]]
-[[ unsigned char*->long double ][ 120 ][ 190 ][ 89 ][ !!! *58* !!! ]]
-[[ unsigned char*->string ][ !!! *14* !!! ][ 121 ][ 22 ][ --- ]]
-[[ signed char*->char ][ !!! *2* !!! ][ 99 ][ 9 ][ 9 ]]
-[[ signed char*->signed char ][ !!! *2* !!! ][ 98 ][ 9 ][ 8 ]]
-[[ signed char*->unsigned char ][ !!! *2* !!! ][ 98 ][ 9 ][ 14 ]]
-[[ signed char*->int ][ !!! *6* !!! ][ 119 ][ 22 ][ 16 ]]
-[[ signed char*->short ][ !!! *6* !!! ][ 115 ][ 22 ][ 15 ]]
-[[ signed char*->long int ][ !!! *6* !!! ][ 119 ][ 22 ][ 15 ]]
-[[ signed char*->long long ][ !!! *6* !!! ][ 117 ][ 22 ][ 15 ]]
-[[ signed char*->unsigned int ][ !!! *6* !!! ][ 117 ][ 23 ][ 15 ]]
-[[ signed char*->unsigned short ][ !!! *6* !!! ][ 117 ][ 21 ][ 14 ]]
-[[ signed char*->unsigned long int ][ !!! *7* !!! ][ 119 ][ 24 ][ 15 ]]
-[[ signed char*->unsigned long long ][ !!! *6* !!! ][ 116 ][ 22 ][ 15 ]]
-[[ signed char*->bool ][ !!! *3* !!! ][ 111 ][ 18 ][ 8 ]]
-[[ signed char*->float ][ !!! *16* !!! ][ 180 ][ 78 ][ 33 ]]
-[[ signed char*->double ][ !!! *16* !!! ][ 185 ][ 89 ][ 59 ]]
-[[ signed char*->long double ][ 120 ][ 191 ][ 91 ][ !!! *59* !!! ]]
-[[ signed char*->string ][ !!! *14* !!! ][ 122 ][ 23 ][ --- ]]
-[[ int->int ][ !!! *<1* !!! ][ 120 ][ 22 ][ --- ]]
-[[ float->double ][ !!! *<1* !!! ][ 242 ][ 115 ][ --- ]]
-[[ double->double ][ !!! *<1* !!! ][ 243 ][ 115 ][ --- ]]
-[[ int->int ][ !!! *<1* !!! ][ 265 ][ 141 ][ --- ]]
-[[ int->int ][ !!! *<1* !!! ][ 266 ][ 140 ][ --- ]]
-[[ char->unsigned char ][ !!! *<1* !!! ][ 95 ][ 8 ][ --- ]]
-[[ char->signed char ][ !!! *<1* !!! ][ 95 ][ 8 ][ --- ]]
-[[ unsigned char->char ][ !!! *<1* !!! ][ 94 ][ 8 ][ --- ]]
-[[ signed char->char ][ !!! *<1* !!! ][ 94 ][ 8 ][ --- ]]
+ [[ string->char ][ !!! *<1* !!! ][ 162 ][ 17 ][ 8 ]]
+ [[ string->signed char ][ !!! *<1* !!! ][ 103 ][ 9 ][ 9 ]]
+ [[ string->unsigned char ][ !!! *<1* !!! ][ 91 ][ 9 ][ 9 ]]
+ [[ string->int ][ !!! *6* !!! ][ 104 ][ 21 ][ 14 ]]
+ [[ string->short ][ !!! *5* !!! ][ 107 ][ 22 ][ 14 ]]
+ [[ string->long int ][ !!! *7* !!! ][ 106 ][ 23 ][ 15 ]]
+ [[ string->long long ][ !!! *7* !!! ][ 104 ][ 21 ][ 16 ]]
+ [[ string->unsigned int ][ !!! *6* !!! ][ 100 ][ 20 ][ 16 ]]
+ [[ string->unsigned short ][ !!! *5* !!! ][ 102 ][ 20 ][ 16 ]]
+ [[ string->unsigned long int ][ !!! *7* !!! ][ 106 ][ 25 ][ 16 ]]
+ [[ string->unsigned long long ][ !!! *7* !!! ][ 109 ][ 25 ][ 14 ]]
+ [[ string->float ][ !!! *13* !!! ][ 142 ][ 48 ][ 32 ]]
+ [[ string->double ][ !!! *13* !!! ][ 162 ][ 62 ][ 33 ]]
+ [[ string->long double ][ 119 ][ 164 ][ 62 ][ !!! *37* !!! ]]
+ [[ string->string ][ !!! *2* !!! ][ 122 ][ 27 ][ --- ]]
+ [[ string->container::string ][ !!! *2* !!! ][ 107 ][ 23 ][ --- ]]
+ [[ string->char ][ !!! *6* !!! ][ 110 ][ 24 ][ 15 ]]
+ [[ string->signed char ][ !!! *6* !!! ][ 107 ][ 24 ][ 21 ]]
+ [[ string->unsigned char ][ !!! *6* !!! ][ 106 ][ 27 ][ 21 ]]
+ [[ int->string ][ !!! *12* !!! ][ 122 ][ 31 ][ 21 ]]
+ [[ short->string ][ !!! *12* !!! ][ 136 ][ 29 ][ 20 ]]
+ [[ long int->string ][ !!! *12* !!! ][ 127 ][ 32 ][ 19 ]]
+ [[ long long->string ][ !!! *12* !!! ][ 121 ][ 32 ][ 21 ]]
+ [[ unsigned int->string ][ !!! *12* !!! ][ 133 ][ 32 ][ 19 ]]
+ [[ unsigned short->string ][ !!! *12* !!! ][ 126 ][ 33 ][ 20 ]]
+ [[ unsigned long int->string ][ !!! *11* !!! ][ 126 ][ 34 ][ 19 ]]
+ [[ unsigned long long->string ][ !!! *12* !!! ][ 125 ][ 28 ][ 21 ]]
+ [[ float->string ][ 47 ][ 183 ][ 86 ][ !!! *43* !!! ]]
+ [[ double->string ][ 57 ][ 184 ][ 90 ][ !!! *42* !!! ]]
+ [[ long double->string ][ 64 ][ 199 ][ 87 ][ !!! *46* !!! ]]
+ [[ char*->char ][ !!! *<1* !!! ][ 95 ][ 10 ][ 8 ]]
+ [[ char*->signed char ][ !!! *<1* !!! ][ 90 ][ 12 ][ 9 ]]
+ [[ char*->unsigned char ][ !!! *<1* !!! ][ 93 ][ 12 ][ 9 ]]
+ [[ char*->int ][ !!! *6* !!! ][ 108 ][ 24 ][ 14 ]]
+ [[ char*->short ][ !!! *6* !!! ][ 106 ][ 23 ][ 14 ]]
+ [[ char*->long int ][ !!! *7* !!! ][ 107 ][ 24 ][ 17 ]]
+ [[ char*->long long ][ !!! *7* !!! ][ 109 ][ 25 ][ 17 ]]
+ [[ char*->unsigned int ][ !!! *6* !!! ][ 104 ][ 23 ][ 17 ]]
+ [[ char*->unsigned short ][ !!! *6* !!! ][ 102 ][ 22 ][ 17 ]]
+ [[ char*->unsigned long int ][ !!! *7* !!! ][ 107 ][ 23 ][ 17 ]]
+ [[ char*->unsigned long long ][ !!! *7* !!! ][ 115 ][ 26 ][ 14 ]]
+ [[ char*->float ][ !!! *12* !!! ][ 150 ][ 56 ][ 30 ]]
+ [[ char*->double ][ !!! *12* !!! ][ 165 ][ 66 ][ 32 ]]
+ [[ char*->long double ][ 116 ][ 173 ][ 66 ][ !!! *37* !!! ]]
+ [[ char*->string ][ !!! *7* !!! ][ 120 ][ 28 ][ --- ]]
+ [[ char*->container::string ][ !!! *2* !!! ][ 108 ][ 26 ][ --- ]]
+ [[ unsigned char*->char ][ !!! *<1* !!! ][ 90 ][ 12 ][ 8 ]]
+ [[ unsigned char*->signed char ][ !!! *<1* !!! ][ 91 ][ 11 ][ 9 ]]
+ [[ unsigned char*->unsigned char ][ !!! *<1* !!! ][ 91 ][ 12 ][ 9 ]]
+ [[ unsigned char*->int ][ !!! *6* !!! ][ 106 ][ 24 ][ 14 ]]
+ [[ unsigned char*->short ][ !!! *6* !!! ][ 108 ][ 24 ][ 14 ]]
+ [[ unsigned char*->long int ][ !!! *7* !!! ][ 116 ][ 23 ][ 14 ]]
+ [[ unsigned char*->long long ][ !!! *7* !!! ][ 108 ][ 28 ][ 14 ]]
+ [[ unsigned char*->unsigned int ][ !!! *6* !!! ][ 107 ][ 22 ][ 14 ]]
+ [[ unsigned char*->unsigned short ][ !!! *6* !!! ][ 105 ][ 21 ][ 16 ]]
+ [[ unsigned char*->unsigned long int ][ !!! *7* !!! ][ 106 ][ 25 ][ 16 ]]
+ [[ unsigned char*->unsigned long long ][ !!! *7* !!! ][ 105 ][ 24 ][ 17 ]]
+ [[ unsigned char*->float ][ !!! *14* !!! ][ 150 ][ 57 ][ 33 ]]
+ [[ unsigned char*->double ][ !!! *14* !!! ][ 171 ][ 72 ][ 34 ]]
+ [[ unsigned char*->long double ][ 118 ][ 171 ][ 73 ][ !!! *38* !!! ]]
+ [[ unsigned char*->string ][ !!! *8* !!! ][ 120 ][ 29 ][ --- ]]
+ [[ unsigned char*->container::string ][ !!! *3* !!! ][ 114 ][ 26 ][ --- ]]
+ [[ signed char*->char ][ !!! *<1* !!! ][ 92 ][ 12 ][ 8 ]]
+ [[ signed char*->signed char ][ !!! *<1* !!! ][ 92 ][ 12 ][ 9 ]]
+ [[ signed char*->unsigned char ][ !!! *<1* !!! ][ 91 ][ 14 ][ 9 ]]
+ [[ signed char*->int ][ !!! *6* !!! ][ 109 ][ 22 ][ 15 ]]
+ [[ signed char*->short ][ !!! *6* !!! ][ 106 ][ 24 ][ 17 ]]
+ [[ signed char*->long int ][ !!! *7* !!! ][ 107 ][ 24 ][ 16 ]]
+ [[ signed char*->long long ][ !!! *7* !!! ][ 106 ][ 24 ][ 14 ]]
+ [[ signed char*->unsigned int ][ !!! *6* !!! ][ 106 ][ 22 ][ 14 ]]
+ [[ signed char*->unsigned short ][ !!! *6* !!! ][ 104 ][ 20 ][ 14 ]]
+ [[ signed char*->unsigned long int ][ !!! *7* !!! ][ 105 ][ 22 ][ 16 ]]
+ [[ signed char*->unsigned long long ][ !!! *7* !!! ][ 108 ][ 24 ][ 15 ]]
+ [[ signed char*->float ][ !!! *14* !!! ][ 147 ][ 54 ][ 32 ]]
+ [[ signed char*->double ][ !!! *14* !!! ][ 170 ][ 68 ][ 37 ]]
+ [[ signed char*->long double ][ 133 ][ 167 ][ 66 ][ !!! *37* !!! ]]
+ [[ signed char*->string ][ !!! *8* !!! ][ 119 ][ 30 ][ --- ]]
+ [[ signed char*->container::string ][ !!! *3* !!! ][ 108 ][ 24 ][ --- ]]
+ [[ iterator_range<char*>->char ][ !!! *<1* !!! ][ 98 ][ 13 ][ 8 ]]
+ [[ iterator_range<char*>->signed char ][ !!! *<1* !!! ][ 98 ][ 15 ][ 9 ]]
+ [[ iterator_range<char*>->unsigned char ][ !!! *<1* !!! ][ 97 ][ 15 ][ 9 ]]
+ [[ iterator_range<char*>->int ][ !!! *6* !!! ][ 107 ][ 27 ][ 14 ]]
+ [[ iterator_range<char*>->short ][ !!! *5* !!! ][ 109 ][ 23 ][ 14 ]]
+ [[ iterator_range<char*>->long int ][ !!! *7* !!! ][ 109 ][ 22 ][ 14 ]]
+ [[ iterator_range<char*>->long long ][ !!! *7* !!! ][ 107 ][ 24 ][ 14 ]]
+ [[ iterator_range<char*>->unsigned int ][ !!! *6* !!! ][ 120 ][ 23 ][ 14 ]]
+ [[ iterator_range<char*>->unsigned short ][ !!! *5* !!! ][ 104 ][ 21 ][ 17 ]]
+ [[ iterator_range<char*>->unsigned long int ][ !!! *8* !!! ][ 108 ][ 25 ][ 16 ]]
+ [[ iterator_range<char*>->unsigned long long ][ !!! *7* !!! ][ 106 ][ 25 ][ 15 ]]
+ [[ iterator_range<char*>->float ][ !!! *13* !!! ][ 132 ][ 41 ][ 32 ]]
+ [[ iterator_range<char*>->double ][ !!! *12* !!! ][ 136 ][ 45 ][ 32 ]]
+ [[ iterator_range<char*>->long double ][ 113 ][ 138 ][ 50 ][ !!! *36* !!! ]]
+ [[ iterator_range<char*>->string ][ !!! *7* !!! ][ 114 ][ 33 ][ --- ]]
+ [[ iterator_range<char*>->container::string ][ !!! *2* !!! ][ 105 ][ 24 ][ --- ]]
+ [[ int->int ][ !!! *<1* !!! ][ 112 ][ 31 ][ --- ]]
+ [[ float->double ][ !!! *<1* !!! ][ 233 ][ 199 ][ --- ]]
+ [[ char->signed char ][ !!! *<1* !!! ][ 129 ][ 10 ][ --- ]]
 ]
 [endsect]
 

Modified: trunk/libs/conversion/perf/performance_test.cpp
==============================================================================
--- trunk/libs/conversion/perf/performance_test.cpp (original)
+++ trunk/libs/conversion/perf/performance_test.cpp 2012-03-24 15:35:19 EDT (Sat, 24 Mar 2012)
@@ -15,6 +15,7 @@
 #include <boost/lexical_cast.hpp>
 #include <boost/chrono.hpp>
 #include <fstream>
+#include <cstring>
 #include <boost/container/string.hpp>
 
 // File to output data
@@ -74,6 +75,12 @@
         OutT out_val;
         sscanf(in_val.c_str(), conv, &out_val);
     }
+
+ template <class OutT, class BufferT>
+ static inline void test(BufferT* /*buffer*/, const boost::iterator_range<const char*>& in_val, const char* const conv) {
+ OutT out_val;
+ sscanf(in_val.begin(), conv, &out_val);
+ }
 };
 
 struct structure_fake {
@@ -255,6 +262,12 @@
     }
 };
 
+struct to_iterator_range {
+ boost::iterator_range<const char*> operator()(const char* const c) const {
+ return boost::make_iterator_range(c, c + std::strlen(c));
+ }
+};
+
 int main(int argc, char** argv) {
     BOOST_ASSERT(argc >= 2);
     std::string output_path(argv[1]);
@@ -296,11 +309,13 @@
     string_like_test_set<to_char_conv>("char*");
     string_like_test_set<to_uchar_conv>("unsigned char*");
     string_like_test_set<to_schar_conv>("signed char*");
+ string_like_test_set<to_iterator_range>("iterator_range<char*>");
 
     perf_test<int, structure_fake>("int->int", 100, "");
     perf_test<double, structure_fake>("float->double", 100.0f, "");
     perf_test<signed char, structure_fake>("char->signed char", 'c', "");
 
+
     fout << "]\n"
         << "[endsect]\n\n";
     return 0;

Modified: trunk/libs/conversion/test/Jamfile.v2
==============================================================================
--- trunk/libs/conversion/test/Jamfile.v2 (original)
+++ trunk/libs/conversion/test/Jamfile.v2 2012-03-24 15:35:19 EDT (Sat, 24 Mar 2012)
@@ -45,5 +45,6 @@
       <toolset>gcc-4.5:<cflags>-fno-exceptions
       <toolset>gcc-4.6:<cflags>-fno-exceptions
     ]
+ [ run lexical_cast_iterator_range_test.cpp ../../test/build//boost_unit_test_framework/<link>static ]
   ;
 

Added: trunk/libs/conversion/test/lexical_cast_iterator_range_test.cpp
==============================================================================
--- (empty file)
+++ trunk/libs/conversion/test/lexical_cast_iterator_range_test.cpp 2012-03-24 15:35:19 EDT (Sat, 24 Mar 2012)
@@ -0,0 +1,189 @@
+// Unit test for boost::lexical_cast.
+//
+// See http://www.boost.org for most recent version, including documentation.
+//
+// Copyright Antony Polukhin, 2012.
+//
+// Distributed under the Boost
+// Software License, Version 1.0. (See accompanying file
+// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt).
+
+#include <boost/config.hpp>
+
+#if defined(__INTEL_COMPILER)
+#pragma warning(disable: 193 383 488 981 1418 1419)
+#elif defined(BOOST_MSVC)
+#pragma warning(disable: 4097 4100 4121 4127 4146 4244 4245 4511 4512 4701 4800)
+#endif
+
+#include <boost/lexical_cast.hpp>
+
+#include <boost/test/unit_test.hpp>
+#include <boost/range/iterator_range.hpp>
+
+using namespace boost;
+
+#if defined(BOOST_NO_STRINGSTREAM) || defined(BOOST_NO_STD_WSTRING)
+#define BOOST_LCAST_NO_WCHAR_T
+#endif
+
+struct class_with_user_defined_sream_operators {
+ int i;
+
+ operator int() const {
+ return i;
+ }
+};
+
+template <class CharT>
+inline std::basic_istream<CharT>& operator >> (std::basic_istream<CharT>& istr, class_with_user_defined_sream_operators& rhs)
+{
+ return istr >> rhs.i;
+}
+
+
+template <class RngT>
+void do_test_iterator_range(const RngT& rng)
+{
+ BOOST_CHECK_EQUAL(lexical_cast<int>(rng), 1);
+ BOOST_CHECK_EQUAL(lexical_cast<unsigned int>(rng), 1u);
+ BOOST_CHECK_EQUAL(lexical_cast<short>(rng), 1);
+ BOOST_CHECK_EQUAL(lexical_cast<unsigned short>(rng), 1u);
+ BOOST_CHECK_EQUAL(lexical_cast<long int>(rng), 1);
+ BOOST_CHECK_EQUAL(lexical_cast<unsigned long int>(rng), 1u);
+ BOOST_CHECK_EQUAL(lexical_cast<float>(rng), 1.0f);
+ BOOST_CHECK_EQUAL(lexical_cast<double>(rng), 1.0);
+ BOOST_CHECK_EQUAL(lexical_cast<long double>(rng), 1.0L);
+ BOOST_CHECK_EQUAL(lexical_cast<class_with_user_defined_sream_operators>(rng), 1);
+
+#if defined(BOOST_HAS_LONG_LONG)
+ BOOST_CHECK_EQUAL(lexical_cast<boost::ulong_long_type>(rng), 1u);
+ BOOST_CHECK_EQUAL(lexical_cast<boost::long_long_type>(rng), 1);
+#elif defined(BOOST_HAS_MS_INT64)
+ BOOST_CHECK_EQUAL(lexical_cast<unsigned __int64>(rng), 1u);
+ BOOST_CHECK_EQUAL(lexical_cast<__int64>(rng), 1);
+#endif
+
+#ifndef BOOST_LCAST_NO_WCHAR_T
+ BOOST_CHECK(lexical_cast<std::wstring>(rng) == L"1");
+#endif
+}
+
+void test_char_iterator_ranges()
+{
+ typedef char test_char_type;
+
+ // Zero terminated
+ test_char_type data1[] = "1";
+ iterator_range<test_char_type*> rng1(data1, data1 + 1);
+ do_test_iterator_range(rng1);
+ BOOST_CHECK_EQUAL(lexical_cast<std::string>(rng1), "1");
+
+ const test_char_type cdata1[] = "1";
+ iterator_range<const test_char_type*> crng1(cdata1, cdata1 + 1);
+ do_test_iterator_range(crng1);
+ BOOST_CHECK_EQUAL(lexical_cast<std::string>(crng1), "1");
+
+ // Non zero terminated
+ test_char_type data2[] = "11";
+ iterator_range<test_char_type*> rng2(data2, data2 + 1);
+ do_test_iterator_range(rng2);
+ BOOST_CHECK_EQUAL(lexical_cast<std::string>(rng2), "1");
+
+ const test_char_type cdata2[] = "11";
+ iterator_range<const test_char_type*> crng2(cdata2, cdata2 + 1);
+ do_test_iterator_range(crng2);
+ BOOST_CHECK_EQUAL(lexical_cast<std::string>(crng2), "1");
+}
+
+void test_unsigned_char_iterator_ranges()
+{
+ typedef unsigned char test_char_type;
+
+ // Zero terminated
+ test_char_type data1[] = "1";
+ iterator_range<test_char_type*> rng1(data1, data1 + 1);
+ do_test_iterator_range(rng1);
+ BOOST_CHECK_EQUAL(lexical_cast<std::string>(rng1), "1");
+
+ const test_char_type cdata1[] = "1";
+ iterator_range<const test_char_type*> crng1(cdata1, cdata1 + 1);
+ do_test_iterator_range(crng1);
+ BOOST_CHECK_EQUAL(lexical_cast<std::string>(crng1), "1");
+
+ // Non zero terminated
+ test_char_type data2[] = "11";
+ iterator_range<test_char_type*> rng2(data2, data2 + 1);
+ do_test_iterator_range(rng2);
+ BOOST_CHECK_EQUAL(lexical_cast<std::string>(rng2), "1");
+
+ const test_char_type cdata2[] = "11";
+ iterator_range<const test_char_type*> crng2(cdata2, cdata2 + 1);
+ do_test_iterator_range(crng2);
+ BOOST_CHECK_EQUAL(lexical_cast<std::string>(crng2), "1");
+}
+
+void test_signed_char_iterator_ranges()
+{
+ typedef signed char test_char_type;
+
+ // Zero terminated
+ test_char_type data1[] = "1";
+ iterator_range<test_char_type*> rng1(data1, data1 + 1);
+ do_test_iterator_range(rng1);
+ BOOST_CHECK_EQUAL(lexical_cast<std::string>(rng1), "1");
+
+ const test_char_type cdata1[] = "1";
+ iterator_range<const test_char_type*> crng1(cdata1, cdata1 + 1);
+ do_test_iterator_range(crng1);
+ BOOST_CHECK_EQUAL(lexical_cast<std::string>(crng1), "1");
+
+ // Non zero terminated
+ test_char_type data2[] = "11";
+ iterator_range<test_char_type*> rng2(data2, data2 + 1);
+ do_test_iterator_range(rng2);
+ BOOST_CHECK_EQUAL(lexical_cast<std::string>(rng2), "1");
+
+ const test_char_type cdata2[] = "11";
+ iterator_range<const test_char_type*> crng2(cdata2, cdata2 + 1);
+ do_test_iterator_range(crng2);
+ BOOST_CHECK_EQUAL(lexical_cast<std::string>(crng2), "1");
+}
+
+void test_wide_char_iterator_ranges()
+{
+#ifndef BOOST_LCAST_NO_WCHAR_T
+ typedef wchar_t test_char_type;
+
+ // Zero terminated
+ test_char_type data1[] = L"1";
+ iterator_range<test_char_type*> rng1(data1, data1 + 1);
+ do_test_iterator_range(rng1);
+
+ const test_char_type cdata1[] = L"1";
+ iterator_range<const test_char_type*> crng1(cdata1, cdata1 + 1);
+ do_test_iterator_range(crng1);
+
+ // Non zero terminated
+ test_char_type data2[] = L"11";
+ iterator_range<test_char_type*> rng2(data2, data2 + 1);
+ do_test_iterator_range(rng2);
+
+ const test_char_type cdata2[] = L"11";
+ iterator_range<const test_char_type*> crng2(cdata2, cdata2 + 1);
+ do_test_iterator_range(crng2);
+#endif
+
+ BOOST_CHECK(true);
+}
+
+unit_test::test_suite *init_unit_test_suite(int, char *[])
+{
+ unit_test::test_suite *suite = BOOST_TEST_SUITE("lexical_cast. Testing conversions using iterator_range<>");
+ suite->add(BOOST_TEST_CASE(&test_char_iterator_ranges));
+ suite->add(BOOST_TEST_CASE(&test_unsigned_char_iterator_ranges));
+ suite->add(BOOST_TEST_CASE(&test_signed_char_iterator_ranges));
+ suite->add(BOOST_TEST_CASE(&test_wide_char_iterator_ranges));
+
+ return suite;
+}


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